用C实现了一个建议的类Pascal语言的词法分析器，实现从源程序中分离出各种单词的方法，进行分析。程序的输入与输出全是以文件的形式。-C implementation of a proposed class Pascal language lexical analyzer to achieve a variety of words from the source separation method for analysis. The input and output of the program in the form of a document.