any类备注

any类备注
c++17 标准库 any
参考：
https://blog.csdn.net/qq_40946921/article/details/90646022?utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromMachineLearnPai2%7Edefault-1.control&dist_request_id=1619536818053_75285&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromMachineLearnPai2%7Edefault-1.control
boost库：
参考：https://blog.csdn.net/u010216743/article/details/77772078