Java面向对象流程图

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学习玩Java面向对象,就决定把所有的相关知识点串联起来,这样不仅便于记忆,而且能够很好的复习学过的知识。
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta charset="utf-8"><meta name="generator" content="pdf2htmlEX"><meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"><link rel="stylesheet" href="https://csdnimg.cn/release/download_crawler_static/css/base.min.css"><link rel="stylesheet" href="https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css"><link rel="stylesheet" href="https://csdnimg.cn/release/download_crawler_static/13584120/raw.css"><script src="https://csdnimg.cn/release/download_crawler_static/js/compatibility.min.js"></script><script src="https://csdnimg.cn/release/download_crawler_static/js/pdf2htmlEX.min.js"></script><script>try{pdf2htmlEX.defaultViewer = new pdf2htmlEX.Viewer({});}catch(e){}</script><title></title></head><body><div id="sidebar" style="display: none"><div id="outline"></div></div><div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://csdnimg.cn/release/download_crawler_static/13584120/bg1.jpg"><div class="c x0 y1 w0 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0"> <span class="_ _0"></span>Ja<span class="_ _1"></span>va<span class="ff2">&#38754;&#21521;&#23545;&#35937;</span></div><div class="t m0 x2 h4 y3 ff3 fs1 fc0 sc0 ls0 ws0"> <span class="_ _2"></span><span class="ff2">&#31867;&#21644;&#23545;&#35937;</span></div><div class="t m0 x3 h5 y4 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Class<span class="ff5">&#31867;</span></div><div class="t m0 x4 h5 y5 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>1.<span class="ff5">&#31867;&#26159;&#25277;&#35937;&#30340;</span>, <span class="ff5">&#26159;&#27169;&#26495;</span>, <span class="ff5">&#26159;&#19968;&#31867;&#20107;&#29289;&#30340;&#20844;&#26377;&#23646;&#24615;</span></div><div class="t m0 x4 h5 y6 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>2.<span class="ff5">&#39318;&#23383;&#27597;&#22823;&#20889;</span>: <span class="ff5">&#22914;&#21160;&#29289;</span>: Animal</div><div class="t m0 x4 h5 y7 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>3. Object <span class="ff5">&#26159;&#25152;&#26377;&#31867;&#30340;&#29238;&#31867;</span>,<span class="ff5">&#25152;&#26377;&#31867;&#37117;&#21487;&#20197;&#35775;&#38382;&#23427;</span></div><div class="t m0 x4 h5 y8 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#30340;&#23646;&#24615;&#21644;&#26041;&#27861;</span></div><div class="t m0 x3 h5 y9 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Object<span class="ff5">&#23545;&#35937;</span></div><div class="t m0 x5 h5 ya ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>1. <span class="ff5">&#23545;&#35937;&#26159;&#20855;&#20307;&#30340;&#23454;&#20363;</span> instance ,<span class="ff5">&#21253;&#21547;&#23646;&#24615;&#21644;&#26041;&#27861;</span></div><div class="t m0 x5 h5 yb ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>2.<span class="ff5">&#22914;</span> Dog, <span class="ff5">&#29399;&#26159;&#21160;&#29289;&#30340;&#19968;&#31181;</span></div><div class="t m0 x2 h4 yc ff3 fs1 fc0 sc0 ls0 ws0"> <span class="_ _2"></span><span class="ff2">&#23553;&#35013;</span></div><div class="t m0 x6 h5 yd ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>1. <span class="ff5">&#23553;&#35013;&#31867;&#20013;&#30340;&#23646;&#24615;&#21644;&#26041;&#27861;</span></div><div class="t m0 x6 h5 ye ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>2. <span class="ff5">&#23553;&#35013;&#21487;&#20197;&#34987;&#35748;&#20026;&#26159;&#19968;&#20010;&#20445;&#25252;&#23631;&#38556;&#65292;&#38450;&#27490;&#35813;&#31867;&#30340;</span></div><div class="t m0 x6 h5 yf ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20195;&#30721;&#21644;&#25968;&#25454;&#34987;&#22806;&#37096;&#31867;&#23450;&#20041;&#30340;&#20195;&#30721;&#38543;&#26426;&#35775;&#38382;&#12290;</span></div><div class="t m0 x6 h5 y10 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>public class Person {</div><div class="t m0 x6 h5 y11 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> private String name;</div><div class="t m0 x6 h5 y12 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> private int age;</div><div class="t m0 x6 h5 y13 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>}</div><div class="t m0 x7 h5 y14 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#23553;&#35013;&#30340;&#19968;&#33324;&#29992;&#27861;</span></div><div class="t m0 x7 h5 y15 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> <span class="ff5">&#20462;&#25913;&#23646;&#24615;&#30340;&#21487;&#35265;&#24615;&#26469;&#38480;&#21046;&#23545;&#23646;&#24615;&#30340;&#35775;&#38382;&#65288;&#19968;&#33324;&#38480;</span></div><div class="t m0 x7 h5 y16 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21046;&#20026;<span class="ff4">private</span>&#65289;</span></div><div class="t m0 x7 h5 y17 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> name <span class="ff5">&#21644;</span> age <span class="ff5">&#23646;&#24615;&#35774;&#32622;&#20026;&#31169;&#26377;&#30340;&#65292;&#21482;&#33021;&#26412;&#31867;&#25165;</span></div><div class="t m0 x7 h5 y18 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#33021;&#35775;&#38382;&#65292;&#20854;&#20182;&#31867;&#37117;&#35775;&#38382;&#19981;&#20102;&#65292;&#22914;&#27492;&#23601;&#23545;&#20449;&#24687;&#36827;&#34892;</span></div><div class="t m0 x7 h5 y19 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20102;&#38544;&#34255;&#12290;</span></div><div class="t m0 x7 h5 y1a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22914;&#20309;&#35775;&#38382;<span class="ff4">?</span></span></div><div class="t m0 x8 h5 y1b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22312;&#31867;&#37324;&#28155;&#21152;<span class="ff4">set/get</span>&#26041;&#27861;<span class="ff4">,</span>&#36890;&#36807;&#26041;&#27861;&#21517;&#36827;&#34892;&#36171;&#20540;&#21644;</span></div><div class="t m0 x8 h5 y1c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#35843;&#29992;<span class="ff4">(</span>&#20851;&#38190;&#23383;<span class="ff4"> this)</span></span></div><div class="t m0 x2 h4 y1d ff3 fs1 fc0 sc0 ls0 ws0"> <span class="_ _2"></span><span class="ff2">&#32487;&#25215;</span></div><div class="t m0 x6 h5 y1e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>1. <span class="ff5">&#23450;&#20041;</span>: <span class="ff5">&#24050;&#26377;&#31867;&#21019;&#24314;&#26032;&#31867;&#30340;&#19968;&#31181;&#26426;&#21046;</span></div><div class="t m0 x6 h5 y1f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>2. <span class="ff5">&#22914;&#20309;&#32487;&#25215;</span>?</div><div class="t m0 x4 h5 y20 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>class <span class="ff5">&#29238;&#31867;</span> {</div><div class="t m0 x4 h5 y21 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>} </div><div class="t m0 x4 h5 y22 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>class <span class="ff5">&#23376;&#31867;</span> extends <span class="ff5">&#29238;&#31867;</span> {</div><div class="t m0 x4 h5 y23 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>}</div><div class="t m0 x6 h5 y24 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>3. <span class="ff5">&#32487;&#25215;&#30340;&#29305;&#24615;</span>?</div><div class="t m0 x9 h5 y25 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#23376;&#31867;&#25317;&#26377;&#29238;&#31867;&#30340;&#23646;&#24615;&#21644;&#26041;&#27861;</span></div><div class="t m0 x9 h5 y26 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#23376;&#31867;&#26377;&#33258;&#24049;&#30340;&#23646;&#24615;&#21644;&#26041;&#27861;<span class="ff4">, </span>&#26159;&#29238;&#31867;&#30340;&#25193;&#23637;</span></div><div class="t m0 x9 h5 y27 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#23376;&#31867;&#22914;&#20309;&#35843;&#29992;&#23646;&#24615;&#21644;&#26041;&#27861;<span class="ff4">?</span></span></div><div class="t m0 xa h5 y28 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#36890;&#36807;<span class="ff4">super</span>&#20851;&#38190;&#23383;&#35843;&#29992;&#29238;&#31867;&#26041;&#27861;&#21644;&#23646;&#24615;</span></div><div class="t m0 xa h5 y29 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#36890;&#36807;<span class="ff4">this</span>&#20851;&#38190;&#23383;&#35843;&#29992;&#33258;&#24049;&#30340;&#23646;&#24615;&#21644;&#26041;&#27861;</span></div><div class="t m0 x9 h5 y2a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>java<span class="ff5">&#26159;&#21333;&#32487;&#25215;</span>, <span class="ff5">&#19981;&#21487;&#20197;&#22810;&#32487;&#25215;</span>,<span class="ff5">&#21363;&#19981;&#21487;&#21516;&#26102;&#26377;&#20004;&#20010;</span></div><div class="t m0 x9 h5 y2b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#29238;&#20146;</span></div><div class="t m0 x9 h5 y2c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>java<span class="ff5">&#21487;&#20197;&#22810;&#37325;&#32487;&#25215;<span class="_ _4"> </span></span> <span class="_ _3"></span><span class="ff5">&#21363;&#21487;&#20197;&#21516;&#26102;&#32487;&#25215;&#29240;&#29240;&#21644;&#29239;&#29239;</span></div><div class="t m0 x9 h5 y2d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#32487;&#25215;&#30340;&#32570;&#28857;<span class="ff4">:</span></span></div><div class="t m0 xb h5 y2e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#29238;&#31867;&#23376;&#31867;&#32852;&#31995;&#36807;&#20110;&#23494;&#20999;<span class="ff4">,</span>&#26356;&#25913;&#29238;&#31867;<span class="ff4">,</span>&#23376;&#31867;&#20063;&#20250;&#21463;&#21040;</span></div><div class="t m0 xb h5 y2f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#24433;&#21709;<span class="ff4">,</span>&#20195;&#30721;&#29420;&#31435;&#24615;&#36807;&#24046;</span></div><div class="t m0 x2 h4 y30 ff3 fs1 fc0 sc0 ls0 ws0"> <span class="_ _2"></span><span class="ff2">&#22810;&#24577;</span></div><div class="t m0 x6 h5 y31 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#23450;&#20041;<span class="ff4">:</span>&#22810;&#24577;&#26159;&#21516;&#19968;&#20010;&#34892;&#20026;&#20855;&#26377;&#22810;&#20010;&#19981;&#21516;&#34920;&#29616;&#24418;&#24335;&#25110;</span></div><div class="t m0 x6 h5 y32 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#24418;&#24577;&#30340;&#33021;&#21147;&#12290;</span></div><div class="t m0 x2 h4 y33 ff3 fs1 fc0 sc0 ls0 ws0"> <span class="_ _2"></span><span class="ff2">&#25509;&#21475;</span></div><div class="t m0 x6 h5 y34 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20851;&#38190;&#23383;<span class="ff4">interface</span></span></div><div class="t m0 x2 h4 y35 ff3 fs1 fc0 sc0 ls0 ws0"> <span class="_ _2"></span><span class="ff2">&#24322;&#24120;</span></div><div class="t m0 x2 h4 y36 ff3 fs1 fc0 sc0 ls0 ws0"> <span class="_ _2"></span>I/O<span class="ff2">&#27969;</span></div><div class="t m0 x2 h4 y37 ff3 fs1 fc0 sc0 ls0 ws0"> <span class="_ _2"></span>JDBC</div><div class="t m0 xc h5 y38 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>JDBC <span class="ff5">&#26159;</span> Java Batabase Conectivit<span class="_ _1"></span>y<span class="_ _1"></span>. (Java<span class="ff5">&#35821;</span></div><div class="t m0 xc h5 y39 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#35328;&#36830;&#25509;&#25968;&#25454;&#24211;<span class="ff4">)</span></span></div><div class="t m0 x6 h5 y3a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>4. final<span class="ff5">&#20851;&#38190;&#23383;<span class="_ _4"> </span></span> <span class="_ _3"></span>final<span class="ff5">&#20462;&#39280;&#24847;&#21619;&#30528;&#26080;&#27861;&#20462;&#25913;</span></div><div class="t m0 xd h5 y3b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#31867;&#34987;&#20462;&#39280;<span class="ff4">,</span>&#26080;&#27861;&#34987;&#32487;&#25215;</span></div><div class="t m0 xd h5 y3c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#23545;&#35937;&#34987;&#20462;&#39280;<span class="ff4">,</span>&#26080;&#27861;&#34987;&#24341;&#29992;</span></div><div class="t m0 xd h5 y3a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21464;&#37327;&#34987;&#20462;&#39280;<span class="ff4">,</span>&#21464;&#25104;&#24120;&#37327;</span></div><div class="t m0 xd h5 y3d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26041;&#27861;&#34987;&#20462;&#39280;<span class="ff4">,</span>&#26080;&#27861;&#34987;&#37325;&#20889;</span></div><div class="t m0 xd h5 y3e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#23646;&#24615;&#34987;&#20462;&#39280;<span class="ff4">,</span>&#26080;&#27861;&#37325;&#26032;&#36171;&#20540;</span></div><div class="t m0 x6 h5 y3f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>5. <span class="ff5">&#26500;&#36896;&#22120;</span></div><div class="t m0 xe h5 y40 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>1. <span class="ff5">&#23376;&#31867;&#19981;&#32487;&#25215;&#29238;&#31867;&#30340;&#26500;&#36896;&#22120;</span>,<span class="ff5">&#20294;&#21487;&#20197;&#35843;&#29992;&#29238;&#31867;&#30340;&#23646;</span></div><div class="t m0 xe h5 y41 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#24615;&#21644;&#26041;&#27861;<span class="ff4">,</span>&#22914;&#26524;&#26159;&#26377;&#21442;&#30340;&#26500;&#36896;&#26041;&#27861;<span class="ff4">,</span>&#24517;&#39035;&#29992;<span class="ff4">super</span>&#36827;</span></div><div class="t m0 xe h5 y42 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#34892;&#26174;&#24335;&#35843;&#29992;</span></div><div class="t m0 xe h5 y43 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>2. <span class="ff5">&#22914;&#26524;&#29238;&#31867;&#26080;&#21442;&#30340;&#26500;&#36896;&#26041;&#27861;&#65292;&#21017;&#22312;&#23376;&#31867;&#30340;&#26500;&#36896;&#22120;</span></div><div class="t m0 xe h5 y44 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20013;&#19981;&#38656;&#35201;&#20351;&#29992;<span class="ff4"> super </span>&#20851;&#38190;&#23383;&#35843;&#29992;&#29238;&#31867;&#26500;&#36896;&#22120;&#65292;&#31995;</span></div><div class="t m0 xe h5 y45 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#32479;&#20250;&#33258;&#21160;&#35843;&#29992;&#29238;&#31867;&#30340;&#26080;&#21442;&#26500;&#36896;&#22120;&#12290;</span></div><div class="t m0 x6 h5 y46 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>6. <span class="ff5">&#37325;&#20889;</span>/<span class="ff5">&#37325;&#36733;</span></div><div class="t m0 xf h5 y47 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>1. <span class="ff5">&#37325;&#20889;&#26159;&#22312;&#23376;&#31867;&#20013;&#23545;&#29238;&#31867;&#30340;&#26041;&#27861;&#37325;&#26032;&#23450;&#20041;</span>,<span class="ff5">&#26041;&#27861;&#21517;</span></div><div class="t m0 xf h5 y48 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#30456;&#21516;<span class="ff4">,</span>&#34892;&#20026;&#19981;&#21516;</span></div><div class="t m0 xf h5 y49 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>2. <span class="ff5">&#37325;&#36733;&#26159;&#23545;&#24050;&#26377;&#26041;&#27861;&#30340;&#37325;&#26032;&#35843;&#29992;</span></div><div class="t m0 xf h5 y4a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>3. <span class="ff5">&#19981;&#21516;&#28857;</span>: <span class="ff5">&#37325;&#20889;&#21482;&#33021;&#21457;&#29983;&#22312;&#23376;&#31867;&#20013;</span>,<span class="ff5">&#37325;&#36733;&#22312;&#23376;&#31867;&#21644;</span></div><div class="t m0 xf h5 y4b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#29238;&#31867;&#20013;&#37117;&#21487;&#20197;&#21457;&#29983;</span></div><div class="t m0 x10 h5 y4c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22768;&#26126;&#20026;<span class="ff4"> static </span>&#30340;&#26041;&#27861;&#19981;&#33021;&#34987;&#37325;&#20889;&#65292;&#20294;&#26159;&#33021;&#22815;&#34987;&#20877;</span></div><div class="t m0 x10 h5 y4d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#27425;&#22768;&#26126;</span></div><div class="t m0 x10 h5 y4e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#34987;<span class="ff4">final</span>&#20462;&#39280;&#26080;&#27861;&#37325;&#26032;</span></div><div class="t m0 x10 h5 y4f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#37325;&#20889;&#21518;&#35775;&#38382;&#26435;&#38480;&#23376;&#31867;&#22823;&#20110;&#31561;&#20110;&#29238;&#31867;</span></div><div class="t m0 x11 h5 y50 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>public<span class="ff5">&#20844;&#20849;</span></div><div class="t m0 x11 h5 y51 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#40664;&#35748;<span class="ff4">default(</span>&#21487;&#30465;&#30053;<span class="ff4">)</span></span></div><div class="t m0 x11 h5 y52 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>protect<span class="ff5">&#20445;&#25252;</span></div><div class="t m0 x11 h5 y53 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>private<span class="ff5">&#31169;&#26377;</span></div><div class="t m0 x12 h5 y54 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26041;&#27861;&#21517;&#30456;&#21516;<span class="ff4">,</span>&#25324;&#21495;&#20869;&#21442;&#25968;&#30340;&#31867;&#22411;&#25110;&#20010;&#25968;&#19981;&#21516;</span></div><div class="t m0 x12 h5 y55 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Overl<span class="_ _1"></span>oad</div><div class="t m0 x12 h5 y56 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#34987;&#37325;&#36733;&#30340;&#26041;&#27861;&#21487;&#20197;&#25913;&#21464;&#35775;&#38382;&#20462;&#39280;&#31526;</span></div><div class="t m0 x12 h5 y57 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#34987;&#37325;&#36733;&#30340;&#26041;&#27861;&#21487;&#20197;&#25913;&#21464;&#36820;&#22238;&#31867;&#22411;</span></div><div class="t m0 x13 h5 y58 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#37325;&#20889;&#25324;&#21495;&#20869;&#30340;&#21442;&#25968;&#19968;&#23450;&#19981;&#33021;&#25913;<span class="ff4">,</span>&#37325;&#36733;&#21487;&#20197;&#25913;</span></div><div class="t m0 x13 h5 y59 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#37325;&#20889;&#36820;&#22238;&#31867;&#22411;&#19981;&#33021;&#25913;<span class="ff4">,</span>&#37325;&#36733;&#21487;&#20197;&#20197;&#25913;</span></div><div class="t m0 x13 h5 y5a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#37325;&#20889;&#30340;&#35775;&#38382;&#20462;&#39280;&#31526;&#26435;&#38480;&#19981;&#24471;&#39640;&#20110;&#29238;&#31867;<span class="ff4">,</span>&#37325;&#36733;&#21487;&#20197;</span></div><div class="t m0 x10 h5 y5b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Overriding<span class="_ _5"> </span> <span class="_ _3"></span>Overwrite</div><div class="t m0 x6 h5 y5c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#27604;&#22914;&#19968;&#20010;&#21160;&#29289;&#31867;<span class="ff4">,</span>&#21019;&#24314;&#20986;&#29482;&#29483;&#29399;&#23601;&#26159;&#22810;&#24577;&#30340;&#20307;&#29616;</span></div><div class="t m0 xd h5 y5d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> Animal pig = new Pig(); </div><div class="t m0 xd h5 y5e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#30001;&#21160;&#29289;&#31867;&#21019;&#24314;&#20986;&#23567;&#29482;&#23545;&#35937;<span class="ff4">,</span>&#32780;&#19981;&#26159;<span class="ff4"> : </span></span></div><div class="t m0 xd h5 y5f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> Pig p = new Pig(); </div><div class="t m0 x6 h5 y60 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22810;&#24577;&#21457;&#29983;&#30340;&#24517;&#35201;&#26465;&#20214;</span></div><div class="t m0 x14 h5 y61 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#32487;&#25215;</span></div><div class="t m0 x14 h5 y62 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#37325;&#20889;</span></div><div class="t m0 x14 h5 y63 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> Animal pig = new Pig(); <span class="ff5">&#29238;&#31867;&#24341;&#29992;&#25351;&#21521;&#23376;&#31867;&#24341;</span></div><div class="t m0 x14 h5 y64 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#29992;</span></div><div class="t m0 x2 h4 y65 ff3 fs1 fc0 sc0 ls0 ws0"> <span class="_ _2"></span><span class="ff2">&#25277;&#35937;&#31867;</span></div><div class="t m0 x15 h5 y66 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>abstract</div><div class="t m0 x16 h5 y67 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25277;&#35937;&#31867;&#37324;&#21487;&#20197;&#27809;&#26377;&#25277;&#35937;&#26041;&#27861;<span class="ff4">,</span>&#26377;&#25277;&#35937;&#26041;&#27861;&#30340;&#31867;&#19968;&#23450;</span></div><div class="t m0 x16 h5 y68 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26159;&#25277;&#35937;&#31867;</span></div><div class="t m0 x16 h5 y69 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25277;&#35937;&#31867;&#26080;&#27861;&#34987;&#23454;&#20363;&#21270;</span></div><div class="t m0 x16 h5 y6a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#19968;&#20010;&#31867;&#32487;&#25215;&#20110;&#25277;&#35937;&#31867;<span class="ff4">,</span>&#36825;&#20010;&#31867;&#24517;&#39035;&#23454;&#29616;&#25277;&#35937;&#31867;&#37324;&#30340;</span></div><div class="t m0 x16 h5 y6b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25277;&#35937;&#26041;&#27861;</span></div><div class="t m0 x16 h5 y6c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22914;&#26524;&#27809;&#26377;&#23454;&#29616;&#25277;&#35937;&#31867;&#37324;&#30340;&#25277;&#35937;&#26041;&#27861;<span class="ff4">,</span>&#19988;&#19981;&#25253;&#38169;<span class="ff4">,</span>&#37027;</span></div><div class="t m0 x16 h5 y6d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20040;&#23427;&#24517;&#28982;&#20063;&#26159;&#20010;&#25277;&#35937;&#31867;</span></div><div class="t m0 x17 h5 y6e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#27714;&#22270;&#24418;&#30340;&#38754;&#31215;<span class="ff4">S</span></span></div><div class="t m0 x17 h5 y6f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22240;&#20026;&#22270;&#24418;&#26159;&#19981;&#30830;&#23450;&#30340;<span class="ff4">,</span>&#25152;&#20197;&#38754;&#31215;&#26080;&#27861;&#30452;&#25509;&#27714;&#20986;<span class="ff4">,</span>&#25226;</span></div><div class="t m0 x17 h5 y70 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22270;&#24418;&#23450;&#20041;&#20026;&#19968;&#20010;&#25277;&#35937;&#31867;<span class="ff4">, </span>&#23450;&#20041;&#19968;&#20010;&#25277;&#35937;&#30340;&#26041;&#27861;<span class="ff4">(</span>&#26080;</span></div><div class="t m0 x17 h5 y71 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26041;&#27861;&#20307;<span class="ff4">),</span>&#22312;&#23376;&#31867;&#20013;&#21435;&#23454;&#29616;<span class="ff4">, </span>&#38271;&#26041;&#24418;&#26159;&#19968;&#20010;&#31867;<span class="ff4">,</span>&#22312;&#38271;</span></div><div class="t m0 x17 h5 y72 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26041;&#24418;&#31867;&#37324;&#23454;&#29616;&#35813;&#26041;&#27861;<span class="ff4">,</span>&#38271;&#20056;&#23485;<span class="ff4">,</span>&#22312;&#27979;&#35797;&#31867;&#37324;&#35843;&#29992;&#26041;</span></div><div class="t m0 x17 h5 y73 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#27861;&#27714;&#20986;&#38754;&#31215;<span class="ff4">S</span></span></div><div class="t m0 x18 h6 y74 ff6 fs3 fc1 sc0 ls0 ws0">&#59655;</div><div class="t m0 x19 h5 y75 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21487;&#20197;&#32487;&#25215;&#25277;&#35937;&#31867;&#26469;&#33719;&#24471;&#20854;&#20013;&#30340;&#23646;&#24615;&#21644;&#26041;&#27861;</span></div><div class="t m0 x16 h5 y76 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Abstract <span class="ff5">&#20851;&#38190;&#23383;&#21516;&#26679;&#21487;&#20197;&#29992;&#26469;&#22768;&#26126;&#25277;&#35937;&#26041;&#27861;&#65292;&#25277;</span></div><div class="t m0 x16 h5 y77 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#35937;&#26041;&#27861;&#21482;&#21253;&#21547;&#19968;&#20010;&#26041;&#27861;&#21517;&#65292;&#32780;&#27809;&#26377;&#26041;&#27861;&#20307;</span></div><div class="t m0 x10 h5 y78 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>public abstract class Employ<span class="_ _1"></span>ee</div><div class="t m0 x10 h5 y79 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>{</div><div class="t m0 x10 h5 y7a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> private String name;</div><div class="t m0 x10 h5 y7b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> private String address;</div><div class="t m0 x10 h5 y7c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> private int number;</div><div class="t m0 x10 h5 y7d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> </div><div class="t m0 x10 h5 y7e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> public abstract double computeP<span class="_ _1"></span>ay();</div><div class="t m0 x10 h5 y7f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> </div><div class="t m0 x10 h5 y80 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> /<span class="_ _6"></span>/<span class="ff5">&#20854;&#20313;&#20195;&#30721;</span></div><div class="t m0 x10 h5 y81 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>}</div><div class="t m0 x19 h5 y82 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21482;&#26377;&#25277;&#35937;&#31867;&#30340;&#38750;&#25277;&#35937;&#23376;&#31867;&#21487;&#20197;&#21019;&#24314;&#23545;&#35937;&#12290;</span></div><div class="t m0 x6 h5 y83 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25509;&#21475;&#26412;&#36136;&#19978;&#26159;&#19968;&#20010;&#25277;&#35937;&#30340;<span class="ff4">,</span>&#20294;&#19981;&#26159;&#31867;<span class="ff4">,</span>&#26159;&#25152;&#26377;&#25277;&#35937;</span></div><div class="t m0 x6 h5 y84 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26041;&#27861;&#30340;&#29240;&#29240;</span></div><div class="t m0 xd h5 y85 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25509;&#21475;&#21482;&#38024;&#23545;&#26041;&#27861;</span></div><div class="t m0 xd h5 y86 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#38500;&#38750;&#32487;&#25215;&#25509;&#21475;&#30340;&#26159;&#25277;&#35937;&#31867;<span class="ff4">,</span>&#19981;&#28982;&#20182;&#35201;&#23454;&#29616;&#25509;&#21475;&#20013;&#25152;</span></div><div class="t m0 xd h5 y87 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26377;&#30340;&#26041;&#27861;</span></div><div class="t m0 xd h5 y88 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25509;&#21475;&#21516;&#26679;&#26080;&#27861;&#34987;&#23454;&#20363;&#21270;<span class="ff4">,</span>&#20294;&#26159;&#21487;&#20197;&#34987;&#23454;&#29616;<span class="ff4">,</span>&#20851;&#38190;&#23383;</span></div><div class="t m0 xd h5 y89 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>implements</div><div class="t m0 xd h5 y8a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25509;&#21475;&#19981;&#26159;&#34987;&#31867;&#32487;&#25215;&#20102;<span class="ff4">,</span>&#32780;&#26159;&#34987;&#31867;&#23454;&#29616;&#20102;</span></div><div class="t m0 x1a h5 y8b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25509;&#21475;&#37324;&#30340;&#26041;&#27861;&#37117;&#26159;&#25277;&#35937;&#26041;&#27861;</span></div><div class="t m0 x1a h5 y8c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25509;&#21475;&#37324;&#27809;&#26377;&#26500;&#36896;&#26041;&#27861;</span></div><div class="t m0 xd h5 y8d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25509;&#21475;&#25903;&#25345;&#22810;&#32487;&#25215;<span class="ff4">,</span>&#19968;&#20010;&#25509;&#21475;&#21487;&#20197;&#32487;&#25215;&#22810;&#20010;&#25509;&#21475;</span></div><div class="t m0 x6 h5 y8e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25509;&#21475;&#20013;&#30340;&#26041;&#27861;&#37117;&#26159;&#20844;&#20849;&#30340;<span class="ff4">public</span></span></div><div class="t m0 x1b h5 y8f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25509;&#21475;&#20013;&#30340;&#26041;&#27861;&#26159;&#19981;&#33021;&#22312;&#25509;&#21475;&#20013;&#23454;&#29616;&#30340;&#65292;&#21482;&#33021;&#30001;&#23454;</span></div><div class="t m0 x1b h5 y90 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#29616;&#25509;&#21475;&#30340;&#31867;&#26469;&#23454;&#29616;&#25509;&#21475;&#20013;&#30340;&#26041;&#27861;</span></div><div class="t m0 x13 h5 y91 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>public interface Hock<span class="_ _1"></span>ey e<span class="_ _1"></span>xtends Sports, </div><div class="t m0 x13 h5 y92 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Event{}</div><div class="t m0 x1c h5 y93 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>.<span class="ff5">&#25509;&#21475;&#30340;&#26041;&#27861;&#22768;&#26126;&#24517;&#39035;&#26159;</span> public abstract <span class="ff5">&#21363;&#20415;&#19981;</span></div><div class="t m0 x1c h5 y94 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20889;&#40664;&#35748;&#20063;&#26159;</span></div><div class="t m0 x1d h5 y95 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25509;&#21475;&#37324;&#38754;&#19981;&#33021;&#21253;&#21547;&#26041;&#27861;&#20855;&#20307;&#23454;&#29616;</span></div><div class="t m0 x2 h4 y96 ff3 fs1 fc0 sc0 ls0 ws0"> <span class="_ _2"></span>java<span class="ff2">&#26522;&#20030;&#31867;</span></div><div class="t m0 x1e h5 y97 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>enum</div><div class="t m0 x1e h5 y98 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#29305;&#27530;&#30340;&#31867;&#65292;&#19968;&#33324;&#34920;&#31034;&#19968;&#32452;&#24120;&#37327;&#65292;&#27604;&#22914;&#19968;&#24180;&#30340;<span class="ff4"> 4 </span>&#20010;</span></div><div class="t m0 x1e h5 y99 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#23395;&#33410;&#65292;&#19968;&#20010;&#24180;&#30340;<span class="ff4"> 12 </span>&#20010;&#26376;&#20221;&#65292;&#19968;&#20010;&#26143;&#26399;&#30340;<span class="ff4"> 7 </span>&#22825;&#65292;</span></div><div class="t m0 x1e h5 y9a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26041;&#21521;&#26377;&#19996;&#21335;&#35199;&#21271;&#31561;&#12290;</span></div><div class="t m0 x1f h5 y9b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>enum Color </div><div class="t m0 x1f h5 y9c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>{ </div><div class="t m0 x1f h5 y9d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> RED<span class="_ _1"></span>, GREEN, BLUE; </div><div class="t m0 x1f h5 y9e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>} /<span class="_ _6"></span>/ <span class="ff5">&#32418;</span>,<span class="ff5">&#32511;</span>,<span class="ff5">&#34013;</span></div><div class="t m0 x1e h5 y9f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>enum Color</div><div class="t m0 x1e h5 ya0 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>{</div><div class="t m0 x1e h5 ya1 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> RED<span class="_ _1"></span>, GREEN, BLUE;</div><div class="t m0 x1e h5 ya2 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>}</div><div class="t m0 x1e h5 ya3 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> </div><div class="t m0 x1e h5 ya4 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>public class T<span class="_ _6"></span>est</div><div class="t m0 x1e h5 ya5 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>{</div><div class="t m0 x1e h5 ya6 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> /<span class="_ _6"></span>/ <span class="ff5">&#25191;&#34892;&#36755;&#20986;&#32467;&#26524;</span></div><div class="t m0 x1e h5 ya7 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> public static void main(String[] ar<span class="_ _1"></span>gs)</div><div class="t m0 x1e h5 ya8 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> {</div><div class="t m0 x1e h5 ya9 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> Color c1 = Color<span class="_ _1"></span>.RED;</div><div class="t m0 x1e h5 yaa ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> System.out.println(c1);</div><div class="t m0 x1e h5 yab ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> }</div><div class="t m0 x1e h5 yac ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>}</div><div class="t m0 x12 h5 yad ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#36755;&#20986;<span class="ff4">: RED</span></span></div><div class="t m0 x12 h5 yae ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#27599;&#20010;&#26522;&#20030;&#37117;&#26159;&#36890;&#36807;<span class="ff4"> Class </span>&#22312;&#20869;&#37096;&#23454;&#29616;&#30340;&#65292;&#19988;&#25152;&#26377;</span></div><div class="t m0 x12 h5 yaf ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#30340;&#26522;&#20030;&#20540;&#37117;&#26159;<span class="ff4"> public static final </span>&#30340;</span></div><div class="t m0 x12 h5 yb0 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21487;&#20197;&#36890;&#36807;&#36845;&#20195;&#24490;&#29615;&#36755;&#20986;</span></div><div class="t m0 x12 h5 yb1 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26522;&#20030;&#31867;&#20013;&#30340;&#25277;&#35937;&#26041;&#27861;&#23454;&#29616;&#65292;&#38656;&#35201;&#26522;&#20030;&#31867;&#20013;&#30340;&#27599;&#20010;</span></div><div class="t m0 x12 h5 yb2 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#23545;&#35937;&#37117;&#23545;&#20854;&#36827;&#34892;&#23454;&#29616;&#12290;</span></div><div class="t m0 x2 h4 yb3 ff3 fs1 fc0 sc0 ls0 ws0"> <span class="_ _2"></span>JCF<span class="ff2">&#38598;&#21512;&#26694;&#26550;</span></div><div class="t m0 x20 h5 yb4 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Map<span class="ff5">&#25509;&#21475;</span></div><div class="t m0 x20 h5 yb5 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Collection<span class="ff5">&#38598;&#21512;&#25509;&#21475;</span></div><div class="t m0 x1c h5 yb6 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Set<span class="ff5">&#25509;&#21475;</span></div><div class="t m0 x1c h5 yb7 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>List<span class="ff5">&#25509;&#21475;</span></div><div class="t m0 xd h5 yb8 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20869;&#37096;&#20803;&#32032;&#19981;&#37325;&#22797;<span class="ff4">,</span>&#26080;&#24207;&#30340;</span></div><div class="t m0 xd h5 yb9 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20869;&#37096;&#26159;&#26377;&#24207;&#30340;&#20803;&#32032;</span></div><div class="t m0 x14 h5 yba ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#38190;&#20540;&#23545;</span></div><div class="t m0 xd h5 ybb ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>HashSet</div><div class="t m0 x14 h5 ybc ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>HashMap</div><div class="t m0 xd h5 ybd ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21487;&#20197;&#36890;&#36807;&#19979;&#26631;&#35775;&#38382;&#20803;&#32032;</span></div><div class="t m0 xd h5 ybe ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>List<span class="ff5">&#23454;&#29616;&#31867;</span></div><div class="t m0 x21 h5 ybf ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>ArrayList</div><div class="t m0 x21 h5 yc0 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Link<span class="_ _1"></span>edList</div><div class="t m0 x22 h5 yc1 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Link<span class="_ _1"></span>edList <span class="ff5">&#26597;&#25214;&#25928;&#29575;&#20302;&#12290;</span></div><div class="t m0 x22 h5 yc2 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22686;&#21024;&#25928;&#29575;&#39640;</span></div><div class="t m0 x23 h5 yc3 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26597;&#25214;&#25928;&#29575;&#39640;<span class="ff4">,</span>&#22686;&#21024;&#20302;</span></div><div class="t m0 x24 h5 ybb ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#35813;&#23454;&#29616;&#31867;&#20801;&#35768;&#26377;&#19968;&#20010;&#20803;&#32032;&#20026;<span class="ff4">null</span></span></div><div class="t m0 x22 h5 yc4 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20801;&#35768;&#26377;<span class="ff4">null</span>&#20803;&#32032;</span></div><div class="t m0 xd h5 yc5 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> Link<span class="_ _1"></span>edHashSet</div><div class="t m0 x10 h5 yc6 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20855;&#26377;&#21487;&#39044;&#30693;&#36845;&#20195;&#39034;&#24207;&#30340;<span class="ff4"> Set </span>&#25509;&#21475;&#30340;&#21704;&#24076;&#34920;&#21644;&#38142;&#25509;</span></div><div class="t m0 x10 h5 yc7 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21015;&#34920;&#23454;&#29616;&#12290;</span></div><div class="t m0 xd h5 yc8 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>T<span class="_ _6"></span>reeSet<span class="_ _4"> </span> <span class="_ _3"></span> <span class="ff5">&#35813;&#31867;&#23454;&#29616;&#20102;</span>Set<span class="ff5">&#25509;&#21475;&#65292;&#21487;&#20197;&#23454;&#29616;&#25490;&#24207;&#31561;&#21151;&#33021;</span></div><div class="t m0 x25 h5 yc9 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#35813;&#31867;&#23454;&#29616;&#20102;<span class="ff4">Map</span>&#25509;&#21475;&#65292;&#26681;&#25454;&#38190;&#30340;<span class="ff4">HashCode</span>&#20540;&#23384;</span></div><div class="t m0 x25 h5 yca ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20648;&#25968;&#25454;&#65292;&#20855;&#26377;&#24456;&#24555;&#30340;&#35775;&#38382;&#36895;&#24230;&#65292;&#26368;&#22810;&#20801;&#35768;&#19968;&#26465;&#35760;</span></div><div class="t m0 x25 h5 ycb ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#24405;&#30340;&#38190;&#20026;<span class="ff4">null</span>&#65292;&#19981;&#25903;&#25345;&#32447;&#31243;&#21516;&#27493;&#12290;</span></div><div class="t m0 x14 h5 ycc ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Link<span class="_ _1"></span>edHashMap</div><div class="t m0 x26 h5 ycd ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#32487;&#25215;&#20110;<span class="ff4">HashMap</span>&#65292;&#20351;&#29992;&#20803;&#32032;&#30340;&#33258;&#28982;&#39034;&#24207;&#23545;&#20803;&#32032;&#36827;</span></div><div class="t m0 x26 h5 yce ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#34892;&#25490;&#24207;<span class="ff4">.</span></span></div><div class="t m0 x25 h5 ycf ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#28155;&#21152;&#20540;<span class="ff4">: map.put("1", "Sonia");</span></span></div><div class="t m0 x25 h5 yd0 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#33719;&#21462;&#38190;&#20540;&#23545;<span class="ff4">: map.entrySet()</span></span></div><div class="t m0 x25 h5 yd1 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#33719;&#21462;&#20540;<span class="ff4">: map.get("1")</span></span></div><div class="t m0 x25 h5 yd2 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Map map = new HashMap();</div><div class="t m0 x27 h5 yd3 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>1=Sonia</div><div class="t m0 x17 h5 yd1 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Sonia</div><div class="t m0 x25 h5 yd4 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#33719;&#21462;&#38190;<span class="ff4">: map.k<span class="_ _1"></span>eySet("Sonia")<span class="_ _4"> </span> <span class="_ _3"></span>1</span></span></div><div class="t m0 x25 h5 yd5 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#33719;&#21462;&#20540;<span class="ff4">: map.values(1)<span class="_ _5"> </span> <span class="_ _3"></span>Sonia</span></span></div><div class="t m0 x27 h5 yd6 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22312;&#36941;&#21382;<span class="ff4"> k<span class="_ _1"></span>ey-value <span class="ff5">&#30340;&#26102;&#20505;&#20351;&#29992;</span> entrySet() <span class="ff5">&#26159;&#27604;</span></span></span></div><div class="t m0 x27 h5 yd7 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#36739;&#21512;&#29702;&#30340;&#36873;&#25321;&#12290;&#25928;&#29575;&#39640;</span></div><div class="t m0 x23 h5 yd8 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#33719;&#21462;<span class="ff4">: get()</span>&#26041;&#27861;</span></div><div class="t m0 x23 h5 yd9 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>siz<span class="_ _1"></span>e()<span class="ff5">&#26041;&#27861;&#36820;&#22238;&#38598;&#21512;&#38271;&#24230;</span></div><div class="t m0 x23 h5 yda ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>List list = new Arra<span class="_ _1"></span>yList();</div><div class="t m0 x28 h4 ydb ff7 fs1 fc1 sc0 ls0 ws0"> </div><div class="t m0 x28 h7 ydb ff8 fs1 fc1 sc0 ls0 ws0"><span class="fc2 sc0">&#27867;</span></div><div class="t m0 x29 h7 ydb ff9 fs1 fc1 sc0 ls0 ws0"><span class="fc2 sc0">&#22411;</span></div><div class="t m0 x21 h5 ydc ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>ArrayList&lt;Integer&gt; li=ne<span class="_ _1"></span>w Arraylist&lt;&gt;(); /<span class="_ _6"></span>/ </div><div class="t m0 x21 h5 ydd ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#23384;&#25918;&#25972;&#25968;&#20803;&#32032;</span></div><div class="t m0 x21 h5 yde ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>ArrayList&lt;Char<span class="_ _1"></span>acter&gt; li=new </div><div class="t m0 x21 h5 ydf ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Arraylist&lt;&gt;(); </div><div class="t m0 x21 h5 ye0 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>/<span class="_ _6"></span>/ <span class="ff5">&#23384;&#25918;&#23383;&#31526;&#20803;&#32032;</span> </div><div class="t m0 x21 h5 ye1 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#27867;&#22411;<span class="ff4">&lt;E&gt;<span class="_ _4"> </span> <span class="_ _3"></span>E<span class="ff5">&#23545;&#24212;&#25968;&#25454;&#31867;&#22411;&#30340;&#21253;&#35013;&#31867;</span></span></span></div><div class="t m0 x11 h5 ye2 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>boolean Boolean</div><div class="t m0 x11 h5 ye3 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>byte B<span class="_ _1"></span>yte</div><div class="t m0 x11 h5 ye4 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>short Short</div><div class="t m0 x11 h5 ye5 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>int Integer</div><div class="t m0 x11 h5 ye6 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>long Long</div><div class="t m0 x11 h5 ye7 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>float Float</div><div class="t m0 x11 h5 ye8 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>double Double</div><div class="t m0 x11 h5 ye9 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>char Character</div><div class="t m0 x23 h5 ybf ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#28155;&#21152;<span class="ff4">:add()</span>&#26041;&#27861;</span></div><div class="t m0 x22 h5 yea ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#38142;&#34920;&#65288;<span class="ff4">Link<span class="_ _1"></span>ed list<span class="ff5">&#65289;&#26159;&#19968;&#31181;&#24120;&#35265;&#30340;&#22522;&#30784;&#25968;&#25454;&#32467;</span></span></span></div><div class="t m0 x22 h5 yeb ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26500;&#65292;&#26159;&#19968;&#31181;&#32447;&#24615;&#34920;&#65292;&#20294;&#26159;&#24182;&#19981;&#20250;&#25353;&#32447;&#24615;&#30340;&#39034;&#24207;&#23384;</span></div><div class="t m0 x22 h5 yec ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20648;&#25968;&#25454;&#65292;&#32780;&#26159;&#22312;&#27599;&#19968;&#20010;&#33410;&#28857;&#37324;&#23384;&#21040;&#19979;&#19968;&#20010;&#33410;&#28857;&#30340;</span></div><div class="t m0 x22 h5 yed ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22320;&#22336;&#12290;</span></div><div class="t m0 x2 h4 yee ff3 fs1 fc0 sc0 ls0 ws0"> <span class="_ _2"></span>Java Iter<span class="_ _1"></span>ator<span class="ff2">&#65288;&#36845;&#20195;&#22120;&#65289;</span></div><div class="t m0 x14 h5 yef ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>IDEA <span class="ff5">&#24555;&#25463;&#38190;</span> iter</div><div class="t m0 x14 h5 yf0 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21487;&#29992;&#20110;&#36845;&#20195;<span class="ff4"> ArrayList </span>&#21644;<span class="ff4"> HashSet </span>&#31561;&#38598;&#21512;&#12290;</span></div><div class="t m0 x14 h5 yf1 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#36845;&#20195;&#22120;<span class="ff4"> it </span>&#30340;&#20004;&#20010;&#22522;&#26412;&#25805;&#20316;&#26159;<span class="ff4"> next </span>&#12289;<span class="ff4">hasNe<span class="_ _1"></span>xt <span class="ff5">&#21644;</span> </span></span></div><div class="t m0 x14 h5 yf2 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>remo<span class="_ _1"></span>ve<span class="ff5">&#12290;</span></div><div class="t m0 x14 h5 yf3 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> </div><div class="t m0 x14 h5 yf4 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#35843;&#29992;<span class="ff4"> it.next() </span>&#20250;&#36820;&#22238;&#36845;&#20195;&#22120;&#30340;&#19979;&#19968;&#20010;&#20803;&#32032;&#65292;&#24182;&#19988;</span></div><div class="t m0 x14 h5 yf5 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26356;&#26032;&#36845;&#20195;&#22120;&#30340;&#29366;&#24577;&#12290;</span></div><div class="t m0 x14 h5 yf6 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> </div><div class="t m0 x14 h5 yf7 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#35843;&#29992;<span class="ff4"> it.hasNext() </span>&#29992;&#20110;&#26816;&#27979;&#38598;&#21512;&#20013;&#26159;&#21542;&#36824;&#26377;&#20803;</span></div><div class="t m0 x14 h5 yf8 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#32032;&#12290;</span></div><div class="t m0 x14 h5 yf9 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> </div><div class="t m0 x14 h5 yfa ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#35843;&#29992;<span class="ff4"> it.remo<span class="_ _1"></span>ve() <span class="ff5">&#23558;&#36845;&#20195;&#22120;&#36820;&#22238;&#30340;&#20803;&#32032;&#21024;&#38500;</span></span></span></div><div class="t m0 x2a h5 yfb ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>while(it.hasNe<span class="_ _1"></span>xt()) {</div><div class="t m0 x2a h5 yfc ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> System.out.println(it.next());</div><div class="t m0 x2a h5 yfd ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>}/<span class="_ _6"></span>/ <span class="ff5">&#36880;&#20010;&#36755;&#20986;</span></div><div class="t m0 x21 h5 yfe ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#27867;&#22411;&#30340;&#26412;&#36136;&#26159;&#21442;&#25968;&#21270;&#31867;&#22411;&#65292;&#20063;&#23601;&#26159;&#35828;&#25152;&#25805;&#20316;&#30340;&#25968;</span></div><div class="t m0 x21 h5 yff ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25454;&#31867;&#22411;&#34987;&#25351;&#23450;&#20026;&#19968;&#20010;&#21442;&#25968;&#12290;</span></div><div class="t m0 x21 h5 y100 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21644;&#27867;&#22411;&#26041;&#27861;&#19968;&#26679;&#65292;&#27867;&#22411;&#31867;&#30340;&#31867;&#22411;&#21442;&#25968;&#22768;&#26126;&#37096;&#20998;&#20063;</span></div><div class="t m0 x21 h5 y101 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21253;&#21547;&#19968;&#20010;&#25110;&#22810;&#20010;&#31867;&#22411;&#21442;&#25968;&#65292;&#21442;&#25968;&#38388;&#29992;&#36887;&#21495;&#38548;&#24320;</span></div><div class="t m0 xc h5 y102 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#23383;&#33410;&#27969;</span></div><div class="t m0 xc h5 y103 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#23383;&#31526;&#27969;</span></div><div class="t m0 x2b h5 y104 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>InputStream<span class="ff5">&#23383;&#33410;&#36755;&#20837;&#27969;</span></div><div class="t m0 x2b h5 y105 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>OutputStream<span class="ff5">&#23383;&#33410;&#36755;&#20986;&#27969;</span></div><div class="t m0 x2c h5 y106 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>FileInputStream</div><div class="t m0 x2c h5 y107 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Buff<span class="_ _6"></span>eredInputStream</div><div class="t m0 x8 h5 y108 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>FileOutputStream</div><div class="t m0 x8 h5 y109 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Buff<span class="_ _6"></span>eredOutputStream</div><div class="t m0 x2b h5 y10a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>R<span class="_ _1"></span>eader<span class="ff5">&#23383;&#31526;&#36755;&#20837;&#27969;</span></div><div class="t m0 x2b h5 y10b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>W<span class="_ _1"></span>riter<span class="ff5">&#23383;&#31526;&#36755;&#20986;&#27969;</span></div><div class="t m0 xb h5 y10c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>InputStreamR<span class="_ _6"></span>eader<span class="ff5">&#36716;&#25442;&#27969;</span></div><div class="t m0 x2d h5 y10b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>OutputStream<span class="_ _6"></span>Writer<span class="ff5">&#36716;&#25442;&#27969;</span></div><div class="t m0 xb h5 y10d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Buff<span class="_ _6"></span>eredR<span class="_ _1"></span>eader</div><div class="t m0 x10 h5 y10c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>FileR<span class="_ _1"></span>eader</div><div class="t m0 x10 h5 y10b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>FielW<span class="_ _1"></span>riter</div><div class="t m0 xc h5 y10e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>io<span class="ff5">&#27969;&#24212;&#29992;</span></div><div class="t m0 x2e h5 y10f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Buff<span class="_ _6"></span>eredInputStream<span class="ff5">&#65306;&#32531;&#20914;&#27969;&#65292;&#23545;&#22788;&#29702;&#27969;&#36827;&#34892;</span></div><div class="t m0 x2e h5 y110 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#35013;&#39280;&#12289;&#22686;&#24378;&#65292;&#20869;&#37096;&#20250;&#26377;&#19968;&#20010;&#32531;&#20914;&#21306;&#65292;&#29992;&#26469;&#23384;&#25918;&#23383;</span></div><div class="t m0 x2e h5 y111 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#33410;&#65292;&#27599;&#27425;&#37117;&#26159;&#23558;&#32531;&#20914;&#21306;&#23384;&#28385;&#28982;&#21518;&#21457;&#36865;&#65292;&#32780;&#19981;&#26159;&#19968;</span></div><div class="t m0 x2e h5 y112 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20010;&#23383;&#33410;&#25110;&#20004;&#20010;&#23383;&#33410;&#36825;&#26679;&#21457;&#36865;&#65292;&#25928;&#29575;&#26356;&#39640;&#12290;</span></div><div class="t m0 x2e h5 y113 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>FileInputStream<span class="ff5">&#65306;&#25991;&#20214;&#36755;&#20837;&#27969;&#65292;&#36890;&#24120;&#29992;&#20110;&#23545;&#25991;</span></div><div class="t m0 x2e h5 y114 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20214;&#36827;&#34892;&#35835;&#21462;&#25805;&#20316;&#12290;</span></div><div class="t m0 x2e h5 y115 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>DataInputStream<span class="ff5">&#65306;&#25968;&#25454;&#36755;&#20837;&#27969;&#65292;&#29992;&#26469;&#35013;&#39280;&#20854;&#20182;</span></div><div class="t m0 x2e h5 y116 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#36755;&#20837;&#27969;&#65292;&#23427;&#20801;&#35768;&#36890;&#36807;&#25968;&#25454;&#27969;&#26469;&#35835;&#20889;<span class="ff4">Java</span>&#22522;&#26412;&#31867;</span></div><div class="t m0 x2e h5 y117 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22411;&#12290;</span></div><div class="t m0 x2e h5 y118 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>File<span class="ff5">&#65306;&#23545;&#25351;&#23450;&#30446;&#24405;&#30340;&#25991;&#20214;&#36827;&#34892;&#25805;&#20316;</span></div><div class="t m0 xc h5 y119 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>io<span class="ff5">&#27969;&#23454;&#20363;<span class="_ _5"> </span></span> <span class="_ _3"></span><span class="ff5">&#25105;&#30340;&#21338;&#23458;</span></div><div class="t m0 x2f h6 y11a ff6 fs3 fc1 sc0 ls0 ws0">&#59648;</div><div class="t m0 x6 h5 y11b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#24322;&#24120;&#26159;&#31243;&#24207;&#20013;&#30340;&#19968;&#20123;&#38169;&#35823;&#65292;&#20294;&#24182;&#19981;&#26159;&#25152;&#26377;&#30340;&#38169;&#35823;</span></div><div class="t m0 x6 h5 y11c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#37117;&#26159;&#24322;&#24120;&#65292;&#24182;&#19988;&#38169;&#35823;&#26377;&#26102;&#20505;&#26159;&#21487;&#20197;&#36991;&#20813;&#30340;&#12290;</span></div><div class="t m0 xa h5 y11d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#36816;&#34892;&#26102;&#24322;&#24120;</span></div><div class="t m0 xa h5 y11e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#38169;&#35823;<span class="ff4">ERROR</span></span></div><div class="t m0 x6 h5 y11f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20351;&#29992;<span class="ff4"> try </span>&#21644;<span class="ff4"> catch </span>&#20851;&#38190;&#23383;&#21487;&#20197;&#25429;&#33719;&#24322;&#24120;&#12290;</span></div><div class="t m0 x8 h5 y120 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>try</div><div class="t m0 x8 h5 y121 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>{</div><div class="t m0 x8 h5 y122 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> /<span class="_ _6"></span>/ <span class="ff5">&#31243;&#24207;&#20195;&#30721;</span></div><div class="t m0 x8 h5 y123 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>}catch(Ex<span class="_ _1"></span>ceptionName e)</div><div class="t m0 x8 h5 y124 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>{</div><div class="t m0 x8 h5 y125 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> /<span class="_ _6"></span>/Catch <span class="ff5">&#22359;</span></div><div class="t m0 x8 h5 y126 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>}</div><div class="t m0 x8 h5 y127 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> </div><div class="t m0 x6 h5 y128 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22810;&#37325;<span class="ff4">try catch,</span>&#31934;&#20934;&#25429;&#33719;&#24322;&#24120;</span></div><div class="t m0 x30 h5 y129 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>try{</div><div class="t m0 x30 h5 y12a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> /<span class="_ _6"></span>/ <span class="ff5">&#31243;&#24207;&#20195;&#30721;</span></div><div class="t m0 x30 h5 y12b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>}catch(<span class="ff5">&#24322;&#24120;&#31867;&#22411;</span>1 <span class="ff5">&#24322;&#24120;&#30340;&#21464;&#37327;&#21517;</span>1){</div><div class="t m0 x30 h5 y12c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> /<span class="_ _6"></span>/ <span class="ff5">&#31243;&#24207;&#20195;&#30721;</span></div><div class="t m0 x30 h5 y12d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>}catch(<span class="ff5">&#24322;&#24120;&#31867;&#22411;</span>2 <span class="ff5">&#24322;&#24120;&#30340;&#21464;&#37327;&#21517;</span>2){</div><div class="t m0 x30 h5 y12e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> /<span class="_ _6"></span>/ <span class="ff5">&#31243;&#24207;&#20195;&#30721;</span></div><div class="t m0 x30 h5 y12f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>}catch(<span class="ff5">&#24322;&#24120;&#31867;&#22411;</span>3 <span class="ff5">&#24322;&#24120;&#30340;&#21464;&#37327;&#21517;</span>3){</div><div class="t m0 x30 h5 y130 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> /<span class="_ _6"></span>/ <span class="ff5">&#31243;&#24207;&#20195;&#30721;</span></div><div class="t m0 x30 h5 y131 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>}</div><div class="t m0 x6 h5 y132 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>thro<span class="_ _1"></span>ws/thro<span class="_ _1"></span>w <span class="ff5">&#20851;&#38190;&#23383;</span></div><div class="t m0 x2f h5 y133 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>thro<span class="_ _1"></span>ws<span class="ff5">&#26159;&#25243;&#20986;&#19968;&#20010;&#24322;&#24120;</span></div><div class="t m0 x2f h5 y132 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>thro<span class="_ _1"></span>w <span class="ff5">&#26159;&#24341;&#21457;&#19968;&#20010;&#24322;&#24120;</span></div><div class="t m0 x2f h5 y134 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#33258;&#23450;&#20041;&#24322;&#24120;</span></div><div class="t m0 x6 h5 y135 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21338;&#23458;</span></div><div class="t m0 x3 h6 y136 ff6 fs3 fc1 sc0 ls0 ws0">&#59648;</div><div class="t m0 xc h5 y137 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>jabc <span class="ff5">&#26159;</span> sun <span class="ff5">&#20844;&#21496;&#21046;&#23450;&#30340;&#19968;&#22871;&#25509;&#21475;</span>(interface)</div><div class="t m0 xc h5 y138 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20026;&#20160;&#20040;&#21046;&#23450;<span class="ff4">jdbc</span>&#25509;&#21475;<span class="ff4">?</span></span></div><div class="t m0 x31 h5 y139 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#22240;&#20026;&#27599;&#20010;&#25968;&#25454;&#24211;&#30340;&#24213;&#23618;&#21407;&#29702;&#19981;&#19968;&#26679;<span class="ff4">,Oracle<span class="_ _1"></span>/</span></span></div><div class="t m0 x31 h5 y13a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>MySQL/MS SqlServer<span class="ff5">&#37117;&#26377;&#33258;&#24049;&#30340;&#21407;&#29702;</span></div><div class="t m0 x31 h5 y13b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> <span class="ff5">&#27599;&#19968;&#20010;&#25968;&#25454;&#24211;&#20135;&#21697;&#37117;&#26377;&#33258;&#24049;&#30340;</span>java<span class="ff5">&#31243;&#24207;&#21592;&#36127;&#36131;&#32534;</span></div><div class="t m0 x31 h5 y13c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20889;<span class="ff4">jdbc</span>&#25509;&#21475;&#30340;&#23454;&#29616;&#31867;<span class="ff4">,(</span>&#19968;&#22534;<span class="ff4">xxx.class</span>&#25991;&#20214;<span class="ff4">) , </span>&#38754;</span></div><div class="t m0 x31 h5 y13d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21521;<span class="ff4">jdbc</span>&#25509;&#21475;&#32534;&#31243;</span></div><div class="t m0 x31 h5 y13e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>MySQL<span class="ff5">&#23478;&#30340;&#39537;&#21160;</span>, (<span class="ff5">&#23601;&#26159;</span> jar<span class="ff5">&#21253;</span>),jar<span class="ff5">&#21253;&#37324;&#26377;&#24456;&#22810;</span>.</div><div class="t m0 x31 h5 y13f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>class<span class="ff5">&#25991;&#20214;</span>, <span class="ff5">&#36825;&#20123;</span>class<span class="ff5">&#25991;&#20214;&#23601;&#26159;</span>JDBC<span class="ff5">&#25509;&#21475;&#30340;&#23454;&#29616;</span></div><div class="t m0 x31 h5 y140 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#31867;<span class="ff4">, </span>&#39537;&#21160;&#19981;&#26159;<span class="ff4">SUN</span>&#20844;&#21496;&#25552;&#20379;&#30340;<span class="ff4">, </span>&#26159;<span class="ff4">MY<span class="_ _1"></span>SQL<span class="ff5">&#33258;&#23478;&#30340;</span></span></span></div><div class="t m0 x31 h5 y141 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>java<span class="ff5">&#31243;&#24207;&#35821;&#35328;&#33258;&#24049;&#20889;&#30340;</span>, <span class="ff5">&#25105;&#20204;&#38656;&#35201;&#21435;&#23448;&#32593;&#19979;&#36733;</span>, <span class="ff5">&#21483;</span></div><div class="t m0 x31 h5 y142 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20570;<span class="ff4">mysql-connector-ja<span class="_ _1"></span>va-5.1.23-bin.jar</span></span></div><div class="t m0 xc h5 y143 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#19979;&#36733;&#22320;&#22336;<span class="_ _4"> </span><span class="ff4"> <span class="_ _3"></span> <span class="ff5">&#30452;&#36798;</span>(<span class="ff5">&#36895;&#24230;&#24555;</span>!)</span></span></div><div class="t m0 x32 h6 y144 ff6 fs3 fc1 sc0 ls0 ws0">&#59648;</div><div class="t m0 xc h5 y145 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#19977;&#20010;&#35282;&#33394;<span class="ff4">?</span></span></div><div class="t m0 x16 h5 y146 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25105;&#20204;<span class="ff4">: java</span>&#31243;&#24207;&#21592;<span class="ff4">(</span>&#38754;&#21521;<span class="ff4">JDBC</span>&#25509;&#21475;&#20889;&#20195;&#30721;<span class="ff4">),</span>&#35843;&#29992;&#32773;</span></div><div class="t m0 x16 h5 y145 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>SUN <span class="ff5">&#20844;&#21496;</span>: <span class="ff5">&#23450;&#20041;</span>JDBC <span class="ff5">&#25509;&#21475;</span>, <span class="ff5">&#23450;&#20041;&#20854;&#20013;&#25509;&#21475;&#23454;&#29616;&#31867;</span></div><div class="t m0 x16 h5 y147 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>MY<span class="_ _1"></span>SQL<span class="ff5">&#31561;&#25968;&#25454;&#24211;&#20844;&#21496;</span>,<span class="ff5">&#23454;&#29616;</span>JDBC <span class="ff5">&#25509;&#21475;&#30340;&#23454;&#29616;&#31867;</span></div><div class="t m0 xc h5 y148 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#24320;&#21457;&#21069;&#20934;&#22791;&#24037;&#20316;<span class="ff4">: <span class="_ _5"> </span> <span class="_ _3"></span> MySQL<span class="ff5">&#23448;&#32593;&#19979;&#36733;</span>jar<span class="ff5">&#21253;&#39537;&#21160;</span>,</span></span></div><div class="t m0 xc h5 y149 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>IDEA<span class="ff5">&#37197;&#32622;</span>jar<span class="ff5">&#21253;</span>,</div><div class="t m0 x5 h5 y14a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>7<span class="_ _6"></span>. <span class="ff5">&#39033;&#30446;&#20013;&#28857;&#20987;&#21491;&#38190;</span>, Open Moudul<span class="_ _1"></span>e </div><div class="t m0 x5 h5 y14b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>Setting ==&gt; Libraries ==&gt; </div><div class="t m0 x5 h5 y14c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> </div><div class="t m0 x5 h5 y14d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#28857;&#20987;&#21152;&#21495;<span class="ff4"> ==&gt; </span>&#28857;&#20987;<span class="ff4">Java</span>&#25353;&#38062;<span class="ff4"> ==&gt; </span>&#36873;&#25321;<span class="ff4">jar</span>&#21253;&#36335;</span></div><div class="t m0 x5 h5 y14e ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#24452;<span class="ff4">(</span>&#27599;&#27425;&#39033;&#30446;&#37117;&#38656;&#35201;&#23548;&#20837;<span class="ff4">jar</span>&#21253;<span class="ff4">)</span></span></div><div class="t m0 xc h5 y14f ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>JDBC<span class="ff5">&#32534;&#31243;&#20845;&#27493;</span></div><div class="t m0 x33 h5 y150 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>1. <span class="ff5">&#27880;&#20876;&#39537;&#21160;</span>(<span class="ff5">&#20316;&#29992;</span>: <span class="ff5">&#21578;&#35785;</span>Java<span class="ff5">&#31243;&#24207;&#21592;</span>, <span class="ff5">&#21363;&#23558;&#35201;&#36830;&#25509;</span></div><div class="t m0 x33 h5 y151 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#25968;&#25454;&#24211;&#21697;&#29260;<span class="ff4">)</span></span></div><div class="t m0 x33 h5 y152 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>2. <span class="ff5">&#33719;&#21462;&#36830;&#25509;</span>(<span class="ff5">&#34920;&#31034;</span>JVM<span class="ff5">&#30340;&#36827;&#31243;&#21644;&#25968;&#25454;&#24211;&#36827;&#31243;&#20043;&#38388;</span></div><div class="t m0 x33 h5 y153 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#30340;&#36890;&#36947;&#25171;&#24320;&#20102;<span class="ff4">,</span>&#36825;&#23646;&#20110;&#36827;&#31243;&#20043;&#38388;&#30340;&#36890;&#20449;<span class="ff4">, </span>&#37325;&#37327;&#32423;&#30340;<span class="ff4">, </span></span></div><div class="t m0 x33 h5 y154 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#20351;&#29992;&#23436;&#21518;&#19968;&#23450;&#35201;&#20851;&#38381;&#36890;&#36947;<span class="ff4">)</span></span></div><div class="t m0 x33 h5 y155 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>4. <span class="ff5">&#25191;&#34892;</span>SQL<span class="ff5">&#35821;&#21477;</span>(DQL ,DML..)</div><div class="t m0 x33 h5 y156 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>6. <span class="ff5">&#37322;&#25918;&#36164;&#28304;</span>(<span class="ff5">&#20351;&#29992;&#23436;&#36164;&#28304;&#21518;&#19968;&#23450;&#35201;&#20851;&#38381;&#36164;&#28304;</span>,java</div><div class="t m0 x33 h5 y157 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#21644;&#25968;&#25454;&#24211;&#23646;&#20110;&#36827;&#31243;&#38388;&#36890;&#20449;<span class="ff4">,</span>&#24320;&#21551;&#21518;&#35201;&#20851;&#38381;<span class="ff4">,</span>&#20808;&#37322;&#25918;</span></div><div class="t m0 x33 h5 y158 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#26597;&#35810;&#32467;&#26524;&#38598;<span class="ff4">,</span>&#28982;&#21518;&#37322;&#25918;&#25968;&#25454;&#24211;&#25805;&#20316;&#23545;&#35937;<span class="ff4"> )</span></span></div><div class="t m0 x33 h5 y159 ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span>5. <span class="ff5">&#22788;&#29702;&#26597;&#35810;&#32467;&#26524;&#38598;</span>,(resultSet)(<span class="ff5">&#21482;&#26377;&#24403;</span> <span class="ff5">&#31532;&#22235;&#27493;&#25191;</span></div><div class="t m0 x33 h5 y15a ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#34892;&#30340;&#26159;<span class="ff4">select</span>&#35821;&#21477;&#26102;<span class="ff4">, </span>&#25165;&#20250;&#26377;&#31532;&#20116;&#27493;&#30340;&#26597;&#35810;&#32467;&#26524;</span></div><div class="t m0 x33 h5 y15b ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#38598;<span class="ff4">)</span></span></div><div class="t m0 x33 h5 y15c ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span> 3. <span class="ff5">&#33719;&#21462;&#25968;&#25454;&#24211;&#25805;&#20316;&#23545;&#35937;</span> (<span class="ff5">&#19987;&#38376;&#25191;&#34892;</span>sql<span class="ff5">&#35821;&#21477;&#30340;&#23545;</span></div><div class="t m0 x33 h5 y15d ff4 fs2 fc1 sc0 ls0 ws0"> <span class="_ _3"></span><span class="ff5">&#35937;<span class="ff4">)</span></span></div></div></div><div class="pi" data-data='{"ctm":[0.233277,0.000000,0.000000,0.233277,0.000000,0.000000]}'></div></div></body></html>
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