对给定的程序通过词法分析器能够识别一个个单词符号，并以二元式(单词种别码，单词符号的属性值)显示。而本程序则是通过对给定路径的文件的分析后以单词符号和文字提示显示。-The procedure given by the lexical analyzer to recognize one word symbols, and binary type (other types of code word, the word symbols of attribute values) shows. And this procedure is given by the path of the file analysis in order to display the word symbol and text prompts.