lab1(2).zip - The main job of the scanner is to identify and return the next token. The value to be returned includes:
the token "name" (e.g., INTLITERAL). Token names are defined in the file sym.java
the line number in the input file on which the token starts
the number of the character on that line at which the token starts
for identifiers, integer literals, and string literals: the actual value (a String, an int, or a String, respectively)
for a string literal, the value should include the double quotes that surround the string, as well as any backslashes used inside the string as part of an "escaped" character,2017-08-27 10:30:48,下载1次