这是一个很经典的词法分析器的程序用JAVA写的，但是本人现在急切需要用PASCAL写的，望大家发布。-This is a very classic lexical analyzer with the procedures written in JAVA, But I now urgently need to write PASCAL, looking for you.

编译原理：词法分析器(C++实现) 将PASCAL的源程序，即相应字符流转换成内部表示，并对标识符填写相应的符号表供编译程序以后各阶段使用，输出的单词符号格式为二元组（单词种别，单词在标识符表中的地址），标识符表格式有“序号”和“标识符本身的值”两项。-compiler : lexical analyzer (C achieved) will PASCAL source, that is, replaced by the corresponding characters in the int