自己写了个操作注册表的类CMyKey。有增删查改的功能，能处理包括字符串和数值型的子项。单文档OnCreate有测试代码。运行后可打开注册表看效果。-Himself wrote a CMyKey operation registry. Have crud functions, can handle items including string and numeric. Single document OnCreate test code. After running can open the r