In a project that I have I use to use the following: iTemp.Format((_T("%d"), iNext); // VS2003Now in VS 2008 I am now converting an integer to a string with std::wstring and need help with formating the integer to wstring....
经不住广大群众的吐槽,C++20标准终于推出了标准库的字符串格式化函数std::format,该函数既支持std::string也支持宽字符std::wstring的格式化。 函数原型 template<class... Args> std::string format(std::string_view fmt, const Args&... args); template<class... Args> std::wstring format(std::wstring...
Args> std::string format(std::string_view fmt, const Args&... args); template<class... Args> std::wstring format(std::wstring_view fmt, const Args&... args); template<class... Args> std::string format(const std::locale& loc, std::string_view fmt, const Args&... ar...
ULONG nLength = GetFormattedLength(pszFormat, args); wchar_t* pszBuffer =newwchar_t[nLength + 1]; ::ZeroMemory(pszBuffer, nLength + 1); Format(pszBuffer, nLength + 1, pszFormat, args); std::wstring::operator=(std::wstring(pszBuffer)); delete []pszBuffer; } intString::Get...
int len = std_string_format(std_str, "hello %s!", "world"); std::cout << "std_str=" << std_str << ", len=" << len << std::endl; std::wcout.imbue(std::locale("chs")); std::wstring std_wstr; len = std_wstring_format(std_wstr, L"你好 %s!", L"世界"); ...
void setServiceName(std::wstring& serviceName) { _serviceName = serviceName; } private: std::wstring _serviceName; std::wstring _errorMessage; private: std::wstring formatErrorMessage(); std::string wstringToUtf8String(const std::wstring& wstr); ...
问未解决的外部使用fmt::format返回std::wstringEN#include <string>#include <locale>#include <codecvt...
const std::string format1{ "story[%d]." }; const std::string title3 = string_format(format1.c_str(), ++i); // => "story[3]" const std::wstring format2{ L"story[%d]." }; const std::wstring title4 = string_format(format2.c_str(), ++i); // => L"story[4]" ...
wstring error_message = L"文件未找到"; int error_code = 404; // 使用 std::make_wformat_args 打包参数 auto args = std::make_wformat_args(error_code, error_message); // 宽字符格式字符串 std::wstring_view format_str = L"错误代码 {}:{}"; // 格式化并输出 log_message_wide(format_...
OutputIt format_to(OutputIt out, std::wstring_view fmt, const Args&... args); (2) (C++20 起) template<class OutputIt, class... Args> OutputIt format_to(OutputIt out, const std::locale& loc, std::string_view fmt, const Args&... args); (3) (C++20 起) template<class Ou...