次代码是编译原理中的简单的扫描器设计 主要是针对在校大学生在编译原理实验中 对简单的扫描器设计实验有困难的同学， 其中还含有比较规范的实验报告，值得借鉴-time code is compiled principle of a simple scanner design is aimed primarily at college students compiled principle experiment to design a simple experiment scanners needy students, which also contain a fairly standard experiments, worth learning