MFC 参考资料（转）

//统计多字节长度
int num = 0;
char * p = "test";
num = strlen(p);

//统计宽字节字符串
wchar_t *p  = L"test";
int num = wcslen(p);

// char *转CString
char * p = "test";
CString str = CString(p);

//CString转char *
CString str = CString("test");
CStringA tmp;
tmp = str;
char * p = tmp.GetBuffer();

网上资料：

https://blog.csdn.net/wang18323834864/article/details/78621633/

https://www.jianshu.com/p/0324359b567c

http://c.biancheng.net/cpp/mfc/