生成dll动态链接库后的调用

1.把头文件添加

2.把.dll和.lib放到文件夹下

#include "copyFile.h"
int main(){
    HINSTANCE hDll;
    typedef void(*PSUM)(char* src,char* dst);
    PSUM pSum;
    hDll=LoadLibrary(L"copyFile.dll");
    pSum=(PSUM)GetProcAddress(hDll,"copyFile");
    pSum("D:\\test\\testsrc.txt","D:\\123.txt");
}