[MFC]CString转char[]

/*

 * 函数名: CString2Char

 * 参数1: CString str                     待转换字符串

 * 参数2: char ch[]                       转换后将要储存的位置

 * 将Unicode下的CString转换为char*

 */

voidCString2Char(CString str,charch[])

{

    int i;

    char*tmpch;

    intwLen = WideCharToMultiByte(CP_ACP, 0, str, -1, NULL, 0, NULL, NULL);//得到Char的长度

    tmpch   =newchar[wLen + 1];                                            //分配变量的地址大小

    WideCharToMultiByte(CP_ACP, 0, str, -1, tmpch, wLen, NULL, NULL);      //将CString转换成char*

     

    for(i = 0; tmpch[i] !='\0'; i++) ch[i] = tmpch[i];

    ch[i] ='\0';

}