【转载】实现UTF8与GB2312编码格式相互转换(VC)已经验证！

谁借莪１个温暖的怀抱￠ 2021-12-21 00:57 273阅读 0赞

UTF-8编码:\[1,1,1,0,A5,A6,A7,A8\],\[1,0,B3,B4,B5,B6,B7,B8\],\[1,0,C3,C4,C5,C6,C7,C8\];对应的UNICODE编码：\[A5,A6,A7,A8,B3,B4,B5,B6\],\[B7,B8,C3,C4,C5,C6,C7,C8\]CString LogInDlg::GB2312ToUTF8(char \*str)  
\{  
CString result;  
WCHAR \*strSrc = NULL;  
TCHAR \*szRes = NULL;  
int i;  
  
//GB2312转换成Unicode  
i = MultiByteToWideChar(CP\_ACP, 0, str, -1, NULL, 0);  
strSrc = new WCHAR\[i+1\];  
MultiByteToWideChar(CP\_ACP, 0, str, -1, strSrc, i);  
  
//Unicode转换成UTF8  
i = WideCharToMultiByte(CP\_UTF8, 0, strSrc, -1, NULL, 0, NULL, NULL);  
szRes = new TCHAR\[i+1\];  
WideCharToMultiByte(CP\_UTF8, 0, strSrc, -1, szRes, i, NULL, NULL);  
  
result = szRes;  
if (strSrc != NULL)  
\{  
delete \[\]strSrc;  
strSrc = NULL;  
\}  
if (szRes != NULL)  
\{  
delete \[\]szRes;  
szRes = NULL;  
\}  
  
return result;  
\}CString LogInDlg::UTF8ToGB2312(char \*str)  
\{  
CString result;  
WCHAR \*strSrc = NULL;  
TCHAR \*szRes = NULL;  
int i;  
  
// UTF8转换成Unicode  
i = MultiByteToWideChar(CP\_UTF8, 0, str, -1, NULL, 0);  
strSrc = new WCHAR\[i+1\];  
MultiByteToWideChar(CP\_UTF8, 0, str, -1, strSrc, i);  
  
// Unicode转换成GB2312  
i = WideCharToMultiByte(CP\_ACP, 0, strSrc, -1, NULL, 0, NULL, NULL);  
szRes = new TCHAR\[i+1\];  
WideCharToMultiByte(CP\_ACP, 0, strSrc, -1, szRes, i, NULL, NULL);  
  
result = szRes;  
if (strSrc != NULL)  
\{  
delete \[\]strSrc;  
strSrc = NULL;  
\}  
if (szRes != NULL)  
\{  
delete \[\]szRes;  
szRes = NULL;  
\}  
  
return result;  
\}

参考网址：

[http://www.codeproject.com/KB/string/UTF8.][http_www.codeproject.com_KB_string_UTF8.][aspx][http_www.codeproject.com_KB_string_UTF8.]

转载于:https://www.cnblogs.com/doudongchun/p/3699632.html

[http_www.codeproject.com_KB_string_UTF8.]: http://www.codeproject.com/KB/string/UTF8.aspx