Unicode 转 UTF-8
std::string UnicodeToUTF8(const std::wstring& wstr)
{
int ansiiLen = WideCharToMultiByte(CP_UTF8, 0, wstr.c_str(), -1, nullptr, 0, nullptr, nullptr);
char* pAssii = (char*)malloc(sizeof(char) * ansiiLen);
WideCharToMultiByte(CP_UTF8, 0, wstr.c_str(), -1, pAssii, ansiiLen, nullptr, nullptr);
std::string ret_str = pAssii;
free(pAssii);
return ret_str;
}
UTF-8 转 Unicode
char* UTF8ToUnicode(char* szU8)
{
int wcsLen = ::MultiByteToWideChar(CP_UTF8, NULL, szU8, strlen(szU8), NULL, 0);
wchar_t* wszString = new wchar_t[wcsLen + 1];
::MultiByteToWideChar(CP_UTF8, NULL, szU8, strlen(szU8), wszString, wcsLen);
wszString[wcsLen] = '\0';
char* m_char;
int len = WideCharToMultiByte(CP_ACP, 0, wszString, wcslen(wszString), NULL, 0, NULL, NULL);
m_char = new char[len + 1];
WideCharToMultiByte(CP_ACP, 0, wszString, wcslen(wszString), m_char, len, NULL, NULL);
m_char[len] = '\0';
return m_char;
}