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<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://static.pudn.com/prod/directory_preview_static/62797fbfd7996104df85b0c6/bg1.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x1 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">商品存货管理系统</div><div class="t m0 x2 h4 y3 ff1 fs1 fc0 sc0 ls0 ws0">目录</div><div class="t m0 x3 h3 y4 ff2 fs0 fc0 sc0 ls0 ws0">1<span class="_ _0"> </span><span class="ff1">前<span class="_ _1"></span>言<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _2"> </span></span>..</div><div class="t m0 x3 h5 y5 ff2 fs0 fc0 sc0 ls0 ws0">1</div><div class="t m0 x3 h3 y6 ff2 fs0 fc0 sc0 ls0 ws0">2<span class="_ _0"> </span><span class="ff1">需<span class="_ _1"></span>求<span class="_ _1"></span>分<span class="_ _1"></span>析<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _4"> </span></span>..</div><div class="t m0 x3 h5 y7 ff2 fs0 fc0 sc0 ls0 ws0">1</div><div class="t m0 x4 h3 y8 ff2 fs0 fc0 sc0 ls0 ws0">2.1<span class="_ _0"> </span><span class="ff1">任<span class="_ _1"></span>务<span class="_ _3"></span>和<span class="_ _1"></span>要<span class="_ _3"></span>求<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _3"></span></span>....</div><div class="t m0 x3 h5 y9 ff2 fs0 fc0 sc0 ls0 ws0">1</div><div class="t m0 x4 h3 ya ff2 fs0 fc0 sc0 ls0 ws0">2.2<span class="_ _0"> </span><span class="ff1">运<span class="_ _1"></span>行<span class="_ _3"></span>环<span class="_ _1"></span>境<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _3"></span></span>....</div><div class="t m0 x3 h5 yb ff2 fs0 fc0 sc0 ls0 ws0">2</div><div class="t m0 x4 h3 yc ff2 fs0 fc0 sc0 ls0 ws0">2.3<span class="_ _0"> </span><span class="ff1">开<span class="_ _1"></span>发<span class="_ _3"></span>工<span class="_ _1"></span>具<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _3"></span></span>....</div><div class="t m0 x3 h5 yd ff2 fs0 fc0 sc0 ls0 ws0">2</div><div class="t m0 x3 h3 ye ff2 fs0 fc0 sc0 ls0 ws0">3<span class="_ _0"> </span><span class="ff1">分<span class="_ _1"></span>析<span class="_ _1"></span>和<span class="_ _1"></span>设<span class="_ _1"></span>计<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _4"> </span></span>..</div><div class="t m0 x3 h5 yf ff2 fs0 fc0 sc0 ls0 ws0">2</div><div class="t m0 x4 h3 y10 ff2 fs0 fc0 sc0 ls0 ws0">3.1<span class="_ _0"> </span><span class="ff1">系统<span class="_ _1"></span>分<span class="_ _1"></span>析<span class="_ _1"></span>和<span class="_ _1"></span>设<span class="_ _1"></span>计思<span class="_ _1"></span>路<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>……<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>……<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>……<span class="_ _1"></span>…</span></div><div class="t m0 x3 h5 y11 ff2 fs0 fc0 sc0 ls0 ws0">2</div><div class="t m0 x4 h3 y12 ff2 fs0 fc0 sc0 ls0 ws0">3.2<span class="_ _5"> </span><span class="ff1">主<span class="_ _6"></span>要<span class="_ _6"></span>数<span class="_ _6"></span>据<span class="_ _6"></span>结<span class="_ _6"></span>构<span class="_ _4"></span>和<span class="_ _6"></span>算<span class="_ _6"></span>法<span class="_ _6"></span>…<span class="_ _6"></span>…<span class="_ _4"></span>…<span class="_ _6"></span>…<span class="_ _6"></span>…<span class="_ _6"></span>…<span class="_ _6"></span>…<span class="_ _6"></span>…<span class="_ _6"></span>…<span class="_ _6"></span>…<span class="_ _6"></span>…<span class="_ _6"></span>…<span class="_ _4"></span>…<span class="_ _6"></span>…<span class="_ _6"></span>…</span></div><div class="t m0 x3 h3 y13 ff1 fs0 fc0 sc0 ls0 ws0">…<span class="ff2">....2</span></div><div class="t m0 x4 h3 y14 ff2 fs0 fc0 sc0 ls0 ws0">3.3<span class="_ _0"> </span><span class="ff1">函数<span class="_ _1"></span>流<span class="_ _1"></span>程<span class="_ _1"></span>图<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>……<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>……<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>……<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…<span class="_ _1"></span>…</span></div><div class="t m0 x3 h5 y15 ff2 fs0 fc0 sc0 ls0 ws0">4</div><div class="t m0 x3 h3 y16 ff2 fs0 fc0 sc0 ls0 ws0">4<span class="_ _7"> </span><span class="ff1">具<span class="_ _8"></span>体<span class="_ _8"></span>代<span class="_ _8"></span>码<span class="_ _8"></span>实<span class="_ _8"></span>现<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…<span class="_ _8"></span>…</span></div><div class="t m0 x3 h3 y17 ff1 fs0 fc0 sc0 ls0 ws0">…<span class="ff2">..9</span></div><div class="t m0 x3 h3 y18 ff2 fs0 fc0 sc0 ls0 ws0">5<span class="_"> </span><span class="ff1">课程<span class="_ _3"></span>设<span class="_ _1"></span>计<span class="_ _3"></span>总<span class="_ _3"></span>结<span class="_ _3"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…<span class="_ _3"></span>…<span class="_ _1"></span>…</span></div><div class="t m0 x3 h5 y19 ff2 fs0 fc0 sc0 ls0 ws0">18</div><div class="t m0 x4 h3 y1a ff2 fs0 fc0 sc0 ls0 ws0">5.1<span class="_ _9"> </span><span class="ff1">程序运行结果…………………………………………………</span>..18</div><div class="t m0 x4 h3 y1b ff2 fs0 fc0 sc0 ls0 ws0">5.2<span class="_ _9"> </span><span class="ff1">设计结论………………………………………………………</span>..24</div></div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>
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<div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62797fbfd7996104df85b0c6/bg2.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x5 h6 y1c ff1 fs2 fc0 sc0 ls0 ws0">商品存货管理系统</div><div class="t m0 x3 h3 y1d ff1 fs0 fc0 sc0 ls0 ws0">参考文献………………………………………………………………<span class="ff2">..25</span></div><div class="t m0 x3 h3 y1e ff1 fs0 fc0 sc0 ls0 ws0">致谢……………………………………………………………………<span class="ff2">..25</span></div><div class="t m0 x3 h7 y1f ff3 fs3 fc0 sc0 ls0 ws0">1<span class="_ _9"> </span><span class="ff1">前言</span></div><div class="t m0 x4 h8 y20 ff1 fs4 fc0 sc0 ls0 ws0">由于<span class="_ _9"> </span><span class="ff2">C<span class="_ _9"> </span></span>语言是<span class="_ _1"></span>面<span class="_ _1"></span>对过<span class="_ _1"></span>程<span class="_ _1"></span>的语<span class="_ _1"></span>言<span class="_ _1"></span>,所<span class="_ _1"></span>以<span class="_ _1"></span>我<span class="_ _1"></span>们的<span class="_ _1"></span>设<span class="_ _1"></span>计思<span class="_ _1"></span>路<span class="_ _1"></span>是根<span class="_ _1"></span>据<span class="_ _1"></span>目标<span class="_ _1"></span>程<span class="_ _1"></span>序运<span class="_ _1"></span>行</div><div class="t m0 x3 h8 y21 ff1 fs4 fc0 sc0 ls0 ws0">的过程来编写的。</div><div class="t m0 x4 h8 y22 ff1 fs4 fc0 sc0 ls0 ws0">在编<span class="_ _1"></span>写<span class="_ _1"></span>本程<span class="_ _1"></span>序<span class="_ _1"></span>的过<span class="_ _1"></span>程<span class="_ _1"></span>中,<span class="_ _1"></span>首<span class="_ _1"></span>先<span class="_ _1"></span>借助<span class="_ _1"></span>老<span class="_ _1"></span>师给<span class="_ _1"></span>的<span class="_ _1"></span>指导<span class="_ _1"></span>材<span class="_ _1"></span>料,<span class="_ _1"></span>确<span class="_ _1"></span>定了<span class="_ _1"></span>目<span class="_ _1"></span>标程<span class="_ _1"></span>序<span class="_ _1"></span>运</div><div class="t m0 x3 h8 y23 ff1 fs4 fc0 sc0 ls0 ws0">行的<span class="_ _1"></span>次<span class="_ _1"></span>序与<span class="_ _1"></span>界<span class="_ _1"></span>面,<span class="_ _1"></span>即<span class="_ _1"></span>本程<span class="_ _1"></span>序<span class="_ _1"></span>首<span class="_ _1"></span>先运<span class="_ _1"></span>行<span class="_ _1"></span>初始<span class="_ _1"></span>界<span class="_ _1"></span>面,<span class="_ _1"></span>对<span class="_ _1"></span>文件<span class="_ _1"></span>的<span class="_ _1"></span>读取<span class="_ _1"></span>,<span class="_ _1"></span>数据<span class="_ _1"></span>的<span class="_ _1"></span>显<span class="_ _1"></span>示,</div><div class="t m0 x3 h8 y24 ff1 fs4 fc0 sc0 ls0 ws0">对读<span class="_ _1"></span>入<span class="_ _1"></span>的文<span class="_ _1"></span>件<span class="_ _1"></span>进行<span class="_ _1"></span>排<span class="_ _1"></span>序,<span class="_ _1"></span>数<span class="_ _1"></span>据<span class="_ _1"></span>的插<span class="_ _1"></span>入<span class="_ _1"></span>,数<span class="_ _1"></span>据<span class="_ _1"></span>的删<span class="_ _1"></span>除<span class="_ _1"></span>,数<span class="_ _1"></span>据<span class="_ _1"></span>的查<span class="_ _1"></span>找<span class="_ _1"></span>,统<span class="_ _1"></span>计<span class="_ _1"></span>并<span class="_ _1"></span>显示</div><div class="t m0 x3 h8 y25 ff1 fs4 fc0 sc0 ls0 ws0">进货<span class="_ _1"></span>时<span class="_ _1"></span>间最<span class="_ _1"></span>早<span class="_ _1"></span>且最<span class="_ _1"></span>接<span class="_ _1"></span>近保<span class="_ _1"></span>质<span class="_ _1"></span>期<span class="_ _1"></span>中止<span class="_ _1"></span>时<span class="_ _1"></span>间的<span class="_ _1"></span>货<span class="_ _1"></span>物,<span class="_ _1"></span>写<span class="_ _1"></span>入文<span class="_ _1"></span>件<span class="_ _1"></span>进行<span class="_ _1"></span>操<span class="_ _1"></span>作运<span class="_ _1"></span>行<span class="_ _1"></span>,<span class="_ _1"></span>其次<span class="_ _8"></span>,</div><div class="t m0 x3 h8 y26 ff1 fs4 fc0 sc0 ls0 ws0">根据<span class="_ _1"></span>目<span class="_ _1"></span>标程<span class="_ _1"></span>序<span class="_ _1"></span>运行<span class="_ _1"></span>的<span class="_ _1"></span>次序<span class="_ _1"></span>与<span class="_ _1"></span>界<span class="_ _1"></span>面,<span class="_ _1"></span>确<span class="_ _1"></span>定设<span class="_ _1"></span>计<span class="_ _1"></span>流程<span class="_ _1"></span>、<span class="_ _1"></span>设计<span class="_ _1"></span>界<span class="_ _1"></span>面。<span class="_ _1"></span>再<span class="_ _1"></span>次按<span class="_ _1"></span>照<span class="_ _1"></span>程<span class="_ _1"></span>序运</div><div class="t m0 x3 h8 y27 ff1 fs4 fc0 sc0 ls0 ws0">行各<span class="_ _1"></span>界<span class="_ _1"></span>面下<span class="_ _1"></span>的<span class="_ _1"></span>菜单<span class="_ _1"></span>功<span class="_ _1"></span>能编<span class="_ _1"></span>写<span class="_ _1"></span>各<span class="_ _1"></span>功能<span class="_ _1"></span>模<span class="_ _1"></span>块,<span class="_ _1"></span>并<span class="_ _1"></span>调试<span class="_ _1"></span>程<span class="_ _1"></span>序各<span class="_ _1"></span>功<span class="_ _1"></span>能模<span class="_ _1"></span>块<span class="_ _1"></span>能够<span class="_ _1"></span>稳<span class="_ _1"></span>定<span class="_ _1"></span>、高</div><div class="t m0 x3 h8 y28 ff1 fs4 fc0 sc0 ls0 ws0">效、准确地完成相应功能。</div><div class="t m0 x4 h8 y29 ff1 fs4 fc0 sc0 ls0 ws0">最后<span class="_ _1"></span>是<span class="_ _1"></span>程序<span class="_ _1"></span>的<span class="_ _1"></span>整体<span class="_ _1"></span>调<span class="_ _1"></span>试及<span class="_ _1"></span>功<span class="_ _1"></span>能<span class="_ _1"></span>完善<span class="_ _1"></span>。<span class="_ _1"></span>此部<span class="_ _1"></span>分<span class="_ _1"></span>从学<span class="_ _1"></span>生<span class="_ _1"></span>选课<span class="_ _1"></span>的<span class="_ _1"></span>角度<span class="_ _1"></span>出<span class="_ _1"></span>发,<span class="_ _1"></span>考<span class="_ _1"></span>虑</div><div class="t m0 x3 h8 y2a ff1 fs4 fc0 sc0 ls0 ws0">了更加高效准确、更加合理和更加智能化的设计。</div><div class="t m0 x6 h4 y2b ff1 fs1 fc0 sc1 ls0 ws0">小组的详细分工:</div><div class="t m0 x3 h8 y2c ff2 fs4 fc0 sc0 ls0 ws0"> <span class="ff1">罗元斌<span class="_ _a"> </span></span> <span class="ff1">张文<span class="_ _b"> </span></span> <span class="ff1">黄鹏韬</span></div><div class="t m0 x4 h8 y2d ff1 fs4 fc0 sc0 ls0 ws0">主函数及其它</div><div class="t m0 x5 h9 y2e ff2 fs4 fc0 sc0 ls0 ws0">Sort_by_time()<span class="_ _c"> </span>Insert_a_record()</div><div class="t m0 x4 h9 y2f ff2 fs4 fc0 sc0 ls0 ws0">W<span class="_ _d"></span>riteto T<span class="_ _e"></span>ext()<span class="_ _f"> </span>Input()<span class="_ _a"> </span>Delet<span class="_ _10"></span>e_a_record()</div></div><div class="t m0 x7 ha y30 ff3 fs2 fc0 sc0 ls0 ws0">1</div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>
<div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62797fbfd7996104df85b0c6/bg3.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x5 h6 y1c ff1 fs2 fc0 sc0 ls0 ws0">商品存货管理系统</div><div class="t m0 x4 h9 y31 ff2 fs4 fc0 sc0 ls0 ws0">AddfromT<span class="_ _e"></span>ext()<span class="_ _11"> </span>Display()<span class="_ _12"> </span>Query_a_record()</div><div class="t m0 x8 h8 y32 ff1 fs4 fc0 sc0 ls0 ws0">文档制作<span class="_ _13"> </span><span class="ff2">PPT<span class="_ _14"> </span></span>制作</div><div class="t m0 x9 h9 y33 ff2 fs4 fc0 sc0 ls0 ws0">Change_a_record()</div><div class="t m0 x3 h7 y34 ff3 fs3 fc0 sc0 ls0 ws0">2<span class="_ _9"> </span><span class="ff1">需求分析</span></div><div class="t m0 x3 h3 y35 ff3 fs0 fc0 sc0 ls0 ws0">2.1<span class="_ _9"> </span><span class="ff1">任务和要求</span></div><div class="t m0 x4 h8 y36 ff1 fs4 fc0 sc0 ls0 ws0">任务<span class="_ _1"></span>:<span class="_ _1"></span>建立<span class="_ _1"></span>一<span class="_ _1"></span>商店<span class="_ _1"></span>存<span class="_ _1"></span>货管<span class="_ _1"></span>理<span class="_ _1"></span>系<span class="_ _1"></span>统,<span class="_ _1"></span>要<span class="_ _1"></span>求每<span class="_ _1"></span>次<span class="_ _1"></span>出货<span class="_ _1"></span>时<span class="_ _1"></span>取进<span class="_ _1"></span>货<span class="_ _1"></span>时间<span class="_ _1"></span>最<span class="_ _1"></span>早且<span class="_ _1"></span>最<span class="_ _1"></span>接</div><div class="t m0 x3 h8 y37 ff1 fs4 fc0 sc0 ls0 ws0">近保质期中止时间的货物。</div><div class="t m0 x4 h8 y38 ff1 fs4 fc0 sc0 ls0 ws0">分步实施:</div><div class="t m0 x4 h8 y39 ff2 fs4 fc0 sc0 ls0 ws0">1.<span class="ff1">初步完成总体设计,搭好框架,确定人机对话的界面,确定函数个数;</span></div><div class="t m0 x4 h8 y3a ff2 fs4 fc0 sc0 ls0 ws0">2.<span class="_ _1"></span><span class="ff1">完<span class="_ _1"></span>成<span class="_ _1"></span>最<span class="_ _1"></span>低<span class="_ _3"></span>要<span class="_ _1"></span>求<span class="_ _1"></span>:<span class="_ _1"></span>建<span class="_ _3"></span>立<span class="_ _1"></span>一<span class="_ _1"></span>个<span class="_ _1"></span>文<span class="_ _1"></span>件<span class="_ _1"></span>,<span class="_ _3"></span>包<span class="_ _1"></span>括<span class="_ _15"> </span></span>5<span class="_"> </span><span class="ff1">个种<span class="_ _1"></span>类<span class="_ _1"></span>的<span class="_ _3"></span>货<span class="_ _1"></span>物<span class="_ _1"></span>情<span class="_ _1"></span>况<span class="_ _1"></span>,<span class="_ _3"></span>能<span class="_ _1"></span>对<span class="_ _1"></span>商<span class="_ _1"></span>品<span class="_ _1"></span>信</span></div><div class="t m0 x3 h8 y3b ff1 fs4 fc0 sc0 ls0 ws0">息进行扩充(追加),修改和删除以及简单的排序;</div><div class="t m0 x4 h8 y3c ff2 fs4 fc0 sc0 ls0 ws0">3.<span class="_ _1"></span><span class="ff1">进<span class="_ _1"></span>一<span class="_ _1"></span>步<span class="_ _1"></span>要<span class="_ _1"></span>求<span class="_ _1"></span>:<span class="_ _1"></span>扩<span class="_ _1"></span>充<span class="_ _1"></span>商<span class="_ _1"></span>品<span class="_ _1"></span>数<span class="_ _1"></span>量<span class="_ _1"></span>,<span class="_ _1"></span>以<span class="_ _1"></span>及<span class="_ _1"></span>完<span class="_ _1"></span>成<span class="_ _1"></span>系<span class="_ _1"></span>统<span class="_ _1"></span>查<span class="_ _1"></span>询<span class="_ _1"></span>功<span class="_ _1"></span>能<span class="_ _1"></span>。<span class="_ _1"></span>有<span class="_ _1"></span>兴<span class="_ _1"></span>趣<span class="_ _1"></span>的<span class="_ _1"></span>同<span class="_ _3"></span>学<span class="_ _1"></span>可</span></div><div class="t m0 x3 h8 y3d ff1 fs4 fc0 sc0 ls0 ws0">以自己扩充系统功能。</div><div class="t m0 x4 h8 y3e ff1 fs4 fc0 sc0 ls0 ws0">要求:</div><div class="t m0 x4 h8 y3f ff2 fs4 fc0 sc0 ls0 ws0">1.<span class="ff1">界面友好,函数功能要划分好</span></div><div class="t m0 x4 h8 y40 ff2 fs4 fc0 sc0 ls0 ws0">2.<span class="ff1">总体设计应画一流程图</span></div><div class="t m0 x4 h8 y41 ff2 fs4 fc0 sc0 ls0 ws0">3.<span class="ff1">程序要加必要的注释</span></div><div class="t m0 x4 h8 y42 ff2 fs4 fc0 sc0 ls0 ws0">4.<span class="ff1">要提供程序测试方案</span></div><div class="t m0 x4 h8 y43 ff2 fs4 fc0 sc0 ls0 ws0">5.<span class="_ _1"></span><span class="ff1">程<span class="_ _1"></span>序<span class="_ _1"></span>一<span class="_ _1"></span>定<span class="_ _1"></span>要<span class="_ _1"></span>经<span class="_ _1"></span>得<span class="_ _1"></span>起<span class="_ _1"></span>测<span class="_ _1"></span>试<span class="_ _1"></span>,<span class="_ _1"></span>宁<span class="_ _1"></span>可<span class="_ _1"></span>功<span class="_ _1"></span>能<span class="_ _1"></span>少<span class="_ _1"></span>一<span class="_ _1"></span>些<span class="_ _1"></span>,<span class="_ _1"></span>也<span class="_ _1"></span>要<span class="_ _1"></span>能<span class="_ _1"></span>运<span class="_ _1"></span>行<span class="_ _1"></span>起<span class="_ _1"></span>来<span class="_ _1"></span>,<span class="_ _1"></span>不<span class="_ _1"></span>能<span class="_ _3"></span>运<span class="_ _1"></span>行</span></div><div class="t m0 x3 h8 y44 ff1 fs4 fc0 sc0 ls0 ws0">的程序是没有价值的。</div><div class="t m0 x3 h3 y45 ff3 fs0 fc0 sc0 ls0 ws0">2.2<span class="_ _9"> </span><span class="ff1">运行环境</span></div><div class="t m0 xa h8 y46 ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">1</span>)<span class="ff2">WINDOWS2000/XP<span class="_ _14"> </span></span>系统</div><div class="t m0 xa h8 y47 ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">2</span>)<span class="ff2">V<span class="_ _d"></span>isualC++6.0<span class="_ _2"> </span><span class="ff1">编译环境或<span class="_ _14"> </span></span>TC<span class="_ _14"> </span><span class="ff1">编译环境</span></span></div><div class="t m0 x3 h3 y48 ff2 fs0 fc0 sc0 ls0 ws0">2.3<span class="_ _9"> </span><span class="ff1">开发工具</span></div><div class="t m0 xb h8 y49 ff2 fs4 fc0 sc0 ls0 ws0">C<span class="_ _14"> </span><span class="ff1">语言</span></div><div class="t m0 x3 h7 y4a ff2 fs3 fc0 sc0 ls0 ws0">3<span class="_ _9"> </span><span class="ff1">分析和设计</span></div><div class="t m0 x3 h3 y4b ff2 fs0 fc0 sc0 ls0 ws0">3.1<span class="_ _9"> </span><span class="ff1">系统分析及设计思路</span></div><div class="t m0 x4 hb y4c ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">1<span class="_ _1"></span></span>)<span class="_ _1"></span>需要<span class="_ _1"></span>定<span class="_ _1"></span><span class="ff4">义<span class="_ _1"></span></span>一个<span class="_ _1"></span>结<span class="_ _1"></span>构体<span class="_ _1"></span>数<span class="_ _1"></span>组,<span class="_ _1"></span>其<span class="_ _1"></span>中<span class="_ _0"> </span><span class="ff2">name<span class="_"> </span><span class="ff4">表</span></span>示商<span class="_ _1"></span>品<span class="_ _1"></span>的<span class="ff4">名<span class="_ _1"></span>称<span class="_ _1"></span></span>,<span class="_ _3"></span><span class="ff2">time<span class="_ _14"> </span><span class="ff4">表<span class="_ _1"></span></span></span>示<span class="_ _1"></span>商</div><div class="t m0 x3 hb y4d ff1 fs4 fc0 sc0 ls0 ws0">品的进货时间,<span class="ff2">year<span class="_ _14"> </span><span class="ff4">表</span></span>示商品的生<span class="ff4">产日</span>期,<span class="ff2">no<span class="_ _14"> </span><span class="ff4">表</span></span>示商品的保质期。</div><div class="t m0 x4 hb y4e ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">2</span>)<span class="ff4">利用冒泡</span>法,对商品进行排序。</div><div class="t m0 x4 hb y4f ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">3</span>)选<span class="ff4">择</span>需要的功能,其中功能包括商品的最<span class="ff4">原</span>始<span class="ff4">添</span>加,商品的插入,删</div></div><div class="t m0 x7 ha y30 ff3 fs2 fc0 sc0 ls0 ws0">2</div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>
<div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62797fbfd7996104df85b0c6/bg4.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x5 h6 y1c ff1 fs2 fc0 sc0 ls0 ws0">商品存货管理系统</div><div class="t m0 x3 hb y50 ff1 fs4 fc0 sc0 ls0 ws0">除查找以及修改,<span class="ff4">将</span>数据写入文件中,从文件中读出数据<span class="ff4">等</span>操作。</div><div class="t m0 x4 hb y51 ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">4</span>)选<span class="ff4">择输</span>入<span class="_ _14"> </span><span class="ff2">0~10</span>,<span class="ff2">11<span class="_ _2"> </span></span>个数的其中一个数,进行相应的操作。</div><div class="t m0 x4 hb y52 ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">5</span>)进行完所有的操作<span class="ff4">之</span>后,选<span class="ff4">择</span>保存功能,<span class="ff4">将</span>数据保存<span class="ff4">到</span>文件中。</div><div class="t m0 x4 hb y53 ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">6</span>)<span class="ff4">退</span>出程序。</div><div class="t m0 x3 h3 y54 ff2 fs0 fc0 sc0 ls0 ws0">3.2<span class="_ _9"> </span><span class="ff1">主要数据结构及算法</span></div><div class="t m0 x4 hb y55 ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">1</span>)先定<span class="ff4">义</span>一个商品的结构体数组:</div><div class="t m0 x4 hb y56 ff2 fs4 fc0 sc0 ls0 ws0">typedef struct /*<span class="ff1">定<span class="ff4">义</span>结构体数组</span>*/ </div><div class="t m0 x4 h9 y57 ff2 fs4 fc0 sc0 ls0 ws0">{ </div><div class="t m0 x4 hb y58 ff2 fs4 fc0 sc0 ls0 ws0"> char name[20];/*<span class="ff1">商品<span class="ff4">名称</span></span>*/</div><div class="t m0 x4 h8 y59 ff2 fs4 fc0 sc0 ls0 ws0"> int time;/*<span class="ff1">进货时间</span>*/</div><div class="t m0 x4 hb y5a ff2 fs4 fc0 sc0 ls0 ws0"> int year;/*<span class="ff1">生<span class="ff4">产日</span>期</span>*/</div><div class="t m0 x4 h8 y5b ff2 fs4 fc0 sc0 ls0 ws0"> int no;/*<span class="ff1">保质期</span>*/</div><div class="t m0 x4 h9 y5c ff2 fs4 fc0 sc0 ls0 ws0">}goods;</div><div class="t m0 x4 hb y5d ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">2</span>)建立一个菜单函数,显示<span class="_ _14"> </span><span class="ff2">10<span class="_ _2"> </span></span>个功能,供<span class="ff4">用户</span>选<span class="ff4">择</span>,进行人机对话。</div><div class="t m0 x4 hb y5e ff1 fs4 fc0 sc0 ls0 ws0">(<span class="_ _1"></span><span class="ff2">3<span class="_ _1"></span></span>)<span class="_ _3"></span>设<span class="_ _1"></span><span class="ff4">置<span class="_ _3"></span></span>一<span class="_ _1"></span>个<span class="_ _1"></span>排<span class="_ _3"></span>序<span class="_ _1"></span>的<span class="_ _3"></span>函<span class="_ _1"></span>数<span class="_ _1"></span>,<span class="_ _8"></span><span class="ff2">void <span class="_ _1"></span>Sort_by_time(goods <span class="_ _1"></span>gs[],int<span class="_ _1"></span> n)<span class="_ _8"></span></span>。<span class="ff4">利<span class="_ _3"></span>用<span class="_ _1"></span>冒<span class="_ _3"></span>泡</span></div><div class="t m0 x3 hb y5f ff1 fs4 fc0 sc0 ls0 ws0">法先<span class="_ _1"></span>对<span class="_ _1"></span>商品<span class="_ _1"></span>按<span class="_ _1"></span>进货<span class="_ _1"></span>的<span class="_ _1"></span>时间<span class="_ _1"></span>排<span class="_ _1"></span>序<span class="_ _1"></span>,对<span class="_ _1"></span>进<span class="_ _1"></span>货时<span class="_ _1"></span>间<span class="_ _1"></span>一<span class="_ _1"></span><span class="ff4">样<span class="_ _1"></span></span>的货<span class="_ _1"></span>物<span class="_ _1"></span>,再<span class="_ _1"></span>按<span class="_ _1"></span><span class="ff4">离<span class="_ _1"></span></span>保质<span class="_ _1"></span>期<span class="_ _1"></span>最近<span class="_ _1"></span>排</div><div class="t m0 x3 h8 y60 ff1 fs4 fc0 sc0 ls0 ws0">序。<span class="ff2"> </span></div><div class="t m0 x4 hb y61 ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">4<span class="_ _1"></span></span>)设<span class="_ _1"></span><span class="ff4">置</span>一<span class="_ _1"></span>个<span class="_ _1"></span><span class="ff4">输</span>入<span class="_ _1"></span>的函<span class="_ _1"></span>数,<span class="_ _1"></span><span class="ff2">int <span class="_ _1"></span>Input(goods gs[],int <span class="_ _1"></span>n)<span class="_ _1"></span></span>。<span class="ff4">这<span class="_ _1"></span></span>个函<span class="_ _1"></span>数是<span class="_ _1"></span>最初<span class="_ _1"></span>商</div><div class="t m0 x3 hb y62 ff1 fs4 fc0 sc0 ls0 ws0">品<span class="ff4">输</span>入函数<span class="_ _1"></span>,<span class="ff4">当</span>选<span class="ff4">择</span>了<span class="ff4">这<span class="_ _1"></span></span>个功能后,<span class="ff4">如<span class="_ _1"></span></span>果是<span class="ff4">第</span>一次运<span class="_ _1"></span>行<span class="ff4">这</span>个程<span class="_ _1"></span>序,保存<span class="ff4">输</span>入<span class="_ _1"></span>,</div><div class="t m0 x3 hb y63 ff4 fs4 fc0 sc0 ls0 ws0">那将<span class="_ _1"></span><span class="ff1">在<span class="_ _9"> </span><span class="ff2">D<span class="_ _14"> </span></span></span>盘产<span class="_ _1"></span><span class="ff1">生一<span class="_ _1"></span>个</span>名<span class="_ _1"></span>为“<span class="_ _1"></span><span class="ff1">商品<span class="_ _3"></span><span class="ff2">.doc<span class="ff5">”<span class="_ _1"></span></span></span>的文<span class="_ _1"></span>件,<span class="_ _1"></span></span>如<span class="ff1">果<span class="_ _1"></span></span>已<span class="ff1">经<span class="_ _1"></span>运行<span class="_ _1"></span>过了<span class="_ _1"></span>,并<span class="_ _1"></span>保存<span class="_ _1"></span></span>输<span class="_ _1"></span><span class="ff1">入<span class="_ _8"></span>,</span></div><div class="t m0 x3 hb y64 ff4 fs4 fc0 sc0 ls0 ws0">那输<span class="ff1">入的商<span class="_ _1"></span>品信息</span>将<span class="ff1">代</span>替<span class="_ _1"></span>原<span class="ff1">有的信息,<span class="_ _1"></span>数据</span>输<span class="ff1">入<span class="_ _1"></span></span>使用交互输<span class="ff1">入<span class="_ _1"></span>,进行人机对话<span class="_ _3"></span>,</span></div><div class="t m0 x3 hb y65 ff1 fs4 fc0 sc0 ls0 ws0">确定是<span class="ff4">否</span>进<span class="_ _1"></span>行下一个数据<span class="_ _1"></span>的<span class="ff4">添</span>加。并且<span class="_ _1"></span>调<span class="ff4">用</span>了<span class="ff4">上<span class="_ _1"></span></span>面的排序函数,对<span class="_ _1"></span><span class="ff4">输</span>入的数<span class="_ _1"></span>据</div><div class="t m0 x3 h8 y66 ff1 fs4 fc0 sc0 ls0 ws0">进行排序。</div><div class="t m0 x4 hb y20 ff1 fs4 fc0 sc0 ls0 ws0">(<span class="_ _1"></span><span class="ff2">5<span class="_ _1"></span></span>)<span class="_ _1"></span>设<span class="_ _1"></span><span class="ff4">置<span class="_ _1"></span></span>一<span class="_ _1"></span>个<span class="_ _1"></span>显<span class="_ _1"></span>示<span class="_ _1"></span>的<span class="_ _1"></span>函<span class="_ _1"></span>数<span class="_ _1"></span>,<span class="_ _8"></span><span class="ff2">void Display(goods<span class="_ _1"></span> gs[],int<span class="_ _1"></span> n)<span class="_ _3"></span></span>。<span class="_ _1"></span>显<span class="_ _1"></span>示<span class="_ _1"></span><span class="ff4">上<span class="_ _1"></span></span>面<span class="_ _1"></span><span class="ff4">输<span class="_ _1"></span></span>入</div><div class="t m0 x3 hb y21 ff1 fs4 fc0 sc0 ls0 ws0">的所有数据,或<span class="ff4">者</span>是从文件中读取的数据。</div><div class="t m0 x4 hb y22 ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">6</span>)<span class="_ _1"></span>设<span class="ff4">置</span>一<span class="_ _1"></span>个插入<span class="_ _1"></span>的函数,<span class="_ _1"></span><span class="ff2">int <span class="_ _1"></span>Insert_a_record(goods gs[],int n)<span class="_ _1"></span></span>。每<span class="_ _1"></span>次插入</div><div class="t m0 x3 hb y23 ff1 fs4 fc0 sc0 ls0 ws0">一组数据,<span class="_ _1"></span><span class="ff4">如</span>果要再插入<span class="_ _1"></span>,<span class="ff4">则</span>再选<span class="ff4">择这<span class="_ _1"></span></span>个功能进行操<span class="_ _1"></span>作。并且在插<span class="_ _1"></span>入的同时,</div><div class="t m0 x3 hb y24 ff4 fs4 fc0 sc0 ls0 ws0">已<span class="ff1">经排好序,</span>把<span class="ff1">数据插入</span>适<span class="ff1">合的</span>位置<span class="ff1">。</span></div><div class="t m0 x4 hb y25 ff1 fs4 fc0 sc0 ls0 ws0">(<span class="_ _1"></span><span class="ff2">7<span class="_ _3"></span></span>)<span class="_ _3"></span>设<span class="_ _3"></span><span class="ff4">置<span class="_ _3"></span></span>一<span class="_ _1"></span>个<span class="_ _3"></span>查<span class="_ _3"></span>找<span class="_ _3"></span>删<span class="_ _1"></span>除<span class="_ _3"></span>的<span class="_ _3"></span>函<span class="_ _3"></span>数<span class="_ _1"></span>,<span class="_ _8"></span><span class="ff2">int <span class="_ _1"></span>Delete_a_record(goods<span class="_ _1"></span> <span class="_ _1"></span>gs[],int<span class="_ _1"></span> <span class="_ _1"></span>n)<span class="_ _3"></span></span>。<span class="_ _1"></span><span class="ff4">输</span></div><div class="t m0 x3 hb y26 ff1 fs4 fc0 sc0 ls0 ws0">入要查找的<span class="_ _1"></span>商品<span class="ff4">名称</span>,<span class="ff4">如<span class="_ _1"></span></span>果不存在,<span class="ff4">则<span class="_ _1"></span>输</span>出<span class="ff4">失败<span class="_ _1"></span></span>信息,<span class="ff4">如</span>果存<span class="_ _1"></span>在,<span class="ff4">则用</span>下一<span class="_ _1"></span>个</div><div class="t m0 x3 hb y27 ff1 fs4 fc0 sc0 ls0 ws0">信息代<span class="ff4">替原</span>有信息的<span class="ff4">位置</span>。</div><div class="t m0 x4 hb y28 ff1 fs4 fc0 sc0 ls0 ws0">(<span class="ff2">8</span>)<span class="_ _1"></span>设<span class="ff4">置</span>一<span class="_ _1"></span>个查找<span class="_ _1"></span>显示的函<span class="_ _1"></span>数,<span class="_ _8"></span><span class="ff2">void Query_a_record(goods gs[],int n)<span class="_ _3"></span></span>。<span class="ff4">输</span></div><div class="t m0 x3 hb y29 ff1 fs4 fc0 sc0 ls0 ws0">入要查找的商品<span class="ff4">名称</span>,<span class="ff4">如</span>果不存在,<span class="ff4">则输</span>出<span class="ff4">失败</span>信息,<span class="ff4">如</span>果存在,<span class="ff4">则</span>显示信息。</div><div class="t m0 x4 hb y2a ff1 fs4 fc0 sc0 ls0 ws0">(<span class="_ _3"></span><span class="ff2">9<span class="_ _3"></span></span>)<span class="_ _3"></span>设<span class="_ _3"></span><span class="ff4">置<span class="_ _3"></span></span>一<span class="_ _3"></span>个<span class="_ _8"></span>修<span class="_ _1"></span>改<span class="_ _3"></span>的<span class="_ _3"></span>函<span class="_ _3"></span>数<span class="_ _8"></span>,<span class="_ _3"></span><span class="ff2">int<span class="_ _1"></span> <span class="_ _1"></span>Change_a_recoard(goods<span class="_ _1"></span> <span class="_ _1"></span>gs[],int<span class="_ _1"></span> <span class="_ _1"></span>n)<span class="_ _8"></span></span>。<span class="_ _1"></span><span class="ff4">输<span class="_ _8"></span></span>入</div><div class="t m0 x3 hb y67 ff1 fs4 fc0 sc0 ls0 ws0">要修改的商<span class="_ _1"></span>品<span class="ff4">名称</span>,<span class="ff4">如</span>果<span class="_ _1"></span>不存在,<span class="ff4">则输<span class="_ _1"></span></span>出<span class="ff4">失败</span>信息,<span class="_ _1"></span><span class="ff4">如</span>果存在,<span class="_ _1"></span><span class="ff4">则</span>修改<span class="ff4">原</span>有<span class="_ _1"></span>的</div><div class="t m0 x3 h8 y68 ff1 fs4 fc0 sc0 ls0 ws0">信息。</div><div class="t m0 x4 hb y69 ff2 fs4 fc0 sc0 ls0 ws0">( 10 <span class="_ _1"></span>)<span class="ff1">设<span class="_ _1"></span><span class="ff4">置</span>一<span class="_ _1"></span>个写<span class="_ _1"></span>入文<span class="_ _1"></span>件的<span class="_ _1"></span>函数<span class="_ _1"></span>,<span class="_ _1"></span></span>void W<span class="_ _d"></span>ritetoT<span class="_ _e"></span>ex<span class="_ _1"></span>t(goods gs[],int <span class="_ _1"></span>n)<span class="_ _1"></span><span class="ff1">。设<span class="_ _1"></span><span class="ff4">置</span>文</span></div><div class="t m0 x3 hb y6a ff1 fs4 fc0 sc0 ls0 ws0">件指<span class="ff4">针</span>,先<span class="_ _1"></span><span class="ff4">判断</span>文件是<span class="ff4">否<span class="_ _1"></span></span>能<span class="ff4">打</span>开并且能<span class="_ _1"></span>进行写操作,<span class="_ _1"></span>不能<span class="ff4">则输<span class="_ _1"></span></span>出<span class="ff4">失败</span>信息,<span class="_ _1"></span>能</div><div class="t m0 x3 hb y6b ff4 fs4 fc0 sc0 ls0 ws0">则循<span class="ff1">环写入数据,写完</span>关闭<span class="ff1">文件。</span></div><div class="t m0 x4 hb y6c ff2 fs4 fc0 sc0 ls0 ws0">( <span class="_ _1"></span>11 <span class="_ _3"></span>)<span class="_ _3"></span><span class="ff1">设<span class="_ _1"></span><span class="ff4">置<span class="_ _3"></span></span>一<span class="_ _1"></span>个<span class="_ _3"></span>读<span class="_ _1"></span>文<span class="_ _3"></span>件<span class="_ _1"></span>的<span class="_ _3"></span>函<span class="_ _3"></span>数<span class="_ _1"></span>,<span class="_ _3"></span></span>int<span class="_ _1"></span> AddfromT<span class="_ _e"></span>ext(goods <span class="_ _1"></span>gs[],int<span class="_ _1"></span> n)<span class="_ _3"></span><span class="ff1">。<span class="_ _3"></span>设<span class="_ _3"></span><span class="ff4">置<span class="_ _1"></span></span>文<span class="_ _3"></span>件</span></div><div class="t m0 x3 hb y6d ff1 fs4 fc0 sc0 ls0 ws0">指<span class="ff4">针<span class="_ _1"></span></span>,<span class="_ _1"></span><span class="ff4">判断<span class="_ _1"></span></span>文<span class="_ _1"></span>件<span class="_ _1"></span>是<span class="ff4">否<span class="_ _1"></span></span>能<span class="_ _1"></span><span class="ff4">打</span>开<span class="_ _1"></span><span class="ff4">而<span class="_ _1"></span></span>且<span class="_ _1"></span>能进<span class="_ _1"></span>行<span class="_ _1"></span>读操<span class="_ _1"></span>作<span class="_ _1"></span>,能<span class="_ _1"></span><span class="ff4">则<span class="_ _1"></span></span>先<span class="_ _1"></span>读出<span class="_ _1"></span>总<span class="_ _1"></span>的数<span class="_ _1"></span>据<span class="_ _1"></span>量<span class="_ _1"></span>,接<span class="_ _1"></span><span class="ff4">着</span></div><div class="t m0 x3 hb y6e ff4 fs4 fc0 sc0 ls0 ws0">循<span class="ff1">环读出数据,最后</span>关闭<span class="ff1">文件。</span></div></div><div class="t m0 x7 ha y30 ff3 fs2 fc0 sc0 ls0 ws0">3</div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>
<div id="pf5" class="pf w0 h0" data-page-no="5"><div class="pc pc5 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/62797fbfd7996104df85b0c6/bg5.jpg"><div class="c x0 y1 w2 h2"><div class="t m0 x5 h6 y1c ff1 fs2 fc0 sc0 ls0 ws0">商品存货管理系统</div><div class="t m0 xc hb y50 ff2 fs4 fc0 sc0 ls0 ws0">( 12 <span class="_ _1"></span>)<span class="ff1">进<span class="_ _1"></span>入最<span class="_ _1"></span>后一<span class="_ _1"></span>步,<span class="_ _1"></span></span>main<span class="_ _9"> </span><span class="ff1">函数。<span class="_ _1"></span><span class="ff4">判<span class="_ _1"></span>断</span>选<span class="_ _1"></span><span class="ff4">择</span>的<span class="_ _1"></span>操作<span class="_ _1"></span>,根<span class="_ _1"></span>据<span class="ff4">用<span class="_ _1"></span>户</span>选<span class="_ _1"></span><span class="ff4">择</span>的<span class="_ _1"></span>操作<span class="_ _1"></span>,<span class="ff4">利</span></span></div><div class="t m0 x3 hb y51 ff4 fs4 fc0 sc0 ls0 ws0">用<span class="_ _14"> </span><span class="ff2">switch<span class="_ _14"> </span><span class="ff1">语</span></span>句<span class="ff1">进行相应的函数调</span>用<span class="ff1">。</span></div><div class="t m0 xc hb y52 ff2 fs4 fc0 sc0 ls0 ws0">( <span class="_ _1"></span>13)<span class="_ _1"></span><span class="ff1">选<span class="_ _1"></span><span class="ff4">择<span class="_ _1"></span></span>保<span class="_ _1"></span>存<span class="_ _1"></span>功<span class="_ _1"></span>能<span class="_ _1"></span>,<span class="_ _1"></span>对<span class="_ _1"></span>数<span class="_ _1"></span>据<span class="_ _1"></span>进<span class="_ _1"></span>行<span class="_ _1"></span>保<span class="_ _1"></span>存<span class="_ _1"></span>,<span class="_ _3"></span><span class="ff4">然<span class="_ _1"></span></span>后<span class="_ _1"></span>选<span class="_ _1"></span><span class="ff4">择<span class="_ _1"></span></span>结<span class="_ _1"></span><span class="ff4">束<span class="_ _1"></span></span>程<span class="_ _1"></span>序<span class="_ _1"></span><span class="ff4">退<span class="_ _1"></span></span>出<span class="_ _3"></span>功<span class="_ _1"></span>能<span class="_ _1"></span>,<span class="_ _1"></span><span class="ff4">退<span class="_ _1"></span></span>出<span class="_ _1"></span>程</span></div><div class="t m0 x3 h8 y53 ff1 fs4 fc0 sc0 ls0 ws0">序。</div><div class="t m0 xb h9 y6f ff2 fs4 fc0 sc0 ls0 ws0">Sort_by_time(gs,n)</div><div class="t m0 xb hb y70 ff1 fs4 fc0 sc0 ls0 ws0">初始<span class="ff4">条</span>件:数据<span class="ff4">已</span>经存在</div><div class="t m0 x4 h8 y71 ff1 fs4 fc0 sc0 ls0 ws0">操作结果:数据进行排序</div><div class="t m0 x4 h9 y72 ff2 fs4 fc0 sc0 ls0 ws0">Input(gs, n)</div><div class="t m0 x4 hb y56 ff1 fs4 fc0 sc0 ls0 ws0">初始<span class="ff4">条</span>件:没有任<span class="ff4">何</span>数据存在,或<span class="ff4">者</span>要<span class="ff4">替换原</span>文件中的所有数据</div><div class="t m0 x4 hb y73 ff2 fs4 fc0 sc0 ls0 ws0"> <span class="ff1">操作结果:数据进行<span class="ff4">输</span>入</span></div><div class="t m0 x4 h9 y74 ff2 fs4 fc0 sc0 ls0 ws0">Display(gs,n)</div><div class="t m0 x4 hb y59 ff1 fs4 fc0 sc0 ls0 ws0">初始<span class="ff4">条</span>件:数据<span class="ff4">已</span>经存在</div><div class="t m0 x4 h8 y5a ff2 fs4 fc0 sc0 ls0 ws0"> <span class="ff1">操作结果:数据显示</span></div><div class="t m0 x4 h9 y75 ff2 fs4 fc0 sc0 ls0 ws0">Insert_a_record(gs,n) </div><div class="t m0 x4 hb y76 ff1 fs4 fc0 sc0 ls0 ws0">初始<span class="ff4">条</span>件:数据<span class="ff4">已</span>经存在</div><div class="t m0 x4 h8 y5d ff1 fs4 fc0 sc0 ls0 ws0">操作结果:数据插入</div><div class="t m0 x4 h9 y77 ff2 fs4 fc0 sc0 ls0 ws0">Delete_a_record(gs,n)</div><div class="t m0 x4 hb y5f ff1 fs4 fc0 sc0 ls0 ws0">初始<span class="ff4">条</span>件:数据<span class="ff4">已</span>经存在</div><div class="t m0 x4 h8 y60 ff2 fs4 fc0 sc0 ls0 ws0"> <span class="ff1">操作结果:数据删除</span></div><div class="t m0 x4 h9 y78 ff2 fs4 fc0 sc0 ls0 ws0">Query_a_record(gs,n)</div><div class="t m0 x4 hb y62 ff1 fs4 fc0 sc0 ls0 ws0">初始<span class="ff4">条</span>件:数据<span class="ff4">已</span>经存在</div><div class="t m0 x4 h8 y63 ff2 fs4 fc0 sc0 ls0 ws0"> <span class="ff1">操作结果:数据统计</span></div><div class="t m0 x4 h9 y79 ff2 fs4 fc0 sc0 ls0 ws0">Change_a_record(gs,n)</div><div class="t m0 x4 hb y65 ff1 fs4 fc0 sc0 ls0 ws0">初始<span class="ff4">条</span>件:数据<span class="ff4">已</span>经存在</div><div class="t m0 x4 h8 y66 ff2 fs4 fc0 sc0 ls0 ws0"> <span class="ff1">操作结果:数据统计</span></div><div class="t m0 x4 h9 y7a ff2 fs4 fc0 sc0 ls0 ws0">W<span class="_ _d"></span>ritetoT<span class="_ _e"></span>ext(gs,n)</div><div class="t m0 x4 hb y21 ff1 fs4 fc0 sc0 ls0 ws0">初始<span class="ff4">条</span>件:数据<span class="ff4">已</span>经存在</div><div class="t m0 x4 h8 y22 ff2 fs4 fc0 sc0 ls0 ws0"> <span class="ff1">操作结果:写入文件中</span></div><div class="t m0 x4 h9 y7b ff2 fs4 fc0 sc0 ls0 ws0">AddfromT<span class="_ _e"></span>ext(gs,n)</div><div class="t m0 x4 hb y24 ff1 fs4 fc0 sc0 ls0 ws0">初始<span class="ff4">条</span>件:文件<span class="ff4">已</span>经存在</div><div class="t m0 x4 h8 y25 ff2 fs4 fc0 sc0 ls0 ws0"> <span class="ff1">操作结果:从文件中读出</span></div><div class="t m0 x3 h3 y7c ff2 fs0 fc0 sc0 ls0 ws0">3.3<span class="_ _9"> </span><span class="ff1">函数流程图</span></div></div><div class="t m0 x7 ha y30 ff3 fs2 fc0 sc0 ls0 ws0">4</div></div><div class="pi" data-data='{"ctm":[1.611850,0.000000,0.000000,1.611850,0.000000,0.000000]}'></div></div>