通讯录系统shell脚本；可以用来添加、删除、编辑和查询等功能-directory system shell scr ipts; Can be used to add, delete, edit and query capabilities

Windows下用批处理实现的通讯录，本人是新手，所以功能比较简单-On Windows batch realized address book, I am a novice, so the function is relatively simple