Java 词法分析程序 产生一个二元式文本文件，扩展名为dyd，可将Pascal或C程序(测试程序)分解成为一个一个的单词及类型，并查“单词符号与种别对照表”得出其种别，用一数字表示。-Java lexical analysis procedure to produce a two yuan a text file, an extension of dyd, can be Pascal or C program (test procedures) is decomposed into words and type A, and check　word symbols and don t control table　that the species, represented by a digital.