个人写的几个函数：1.通配符匹配字符串，用于模糊查找 2.刷新输入缓冲区，用于使getchar停留 3.getchp函数，模仿VC++下的getch而写的，能实现getch相似的功能 4.控制输入，但不支持中文-Several functions written by the individual: 1 wildcard string matching, fuzzy search for 2 refresh input buffer for getchar for 3.getchp function, imitate VC++ under getch written, can achieve a similar function getch 4 control input, but does not support Chinese