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std::string和std::wstring之间相互转换
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// 把一个wstring转化为string | |
std::string& to_string(std::string& dest, std::wstring const & src) | |
{ | |
std::setlocale(LC_CTYPE, ""); | |
size_t const mbs_len = wcstombs(NULL, src.c_str(), 0); | |
std::vector<char> tmp(mbs_len + 1); | |
wcstombs(&tmp[0], src.c_str(), tmp.size()); | |
dest.assign(tmp.begin(), tmp.end() - 1); | |
return dest; | |
} | |
// 把一个string转化为wstring | |
std::wstring& to_wstring(std::wstring& dest, std::string const & src) | |
{ | |
// std::setlocale(LC_CTYPE, ""); | |
std::setlocale(LC_CTYPE, "zh_CN"); | |
size_t const wcs_len = mbstowcs(NULL, src.c_str(), 0); | |
std::vector<wchar_t> tmp(wcs_len + 1); | |
mbstowcs(&tmp[0], src.c_str(), src.size()); | |
dest.assign(tmp.begin(), tmp.end() - 1); | |
return dest; | |
} |
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