to_bytes(wstr); std::cout << "Converted string: " << str << std::endl; return 0; } 在C++17及以后版本,推荐使用std::wstring_convert的别名std::wstring_convert,因为它提供了更好的性能和兼容性。 cpp // C++17及以后版本推荐使用
EN#include <string>#include <locale>#include <codecvt>// convert string to wstringinline std::ws...
std::wstring StringToWString(const std::string& str) { int num = MultiByteToWideChar(CP_UTF8, 0, str.c_str(), -1, NULL, 0); wchar_t *wide = new wchar_t[num]; MultiByteToWideChar(CP_UTF8, 0, str.c_str(), -1, wide, num); std::wstring w_str(wide); delete[] wide; ...
#include <string> #include <locale> #include <codecvt> // convert string to wstring inline std::wstring to_wide_string(const std::string& input) { std::wstring_convert<std::codecvt_utf8<wchar_t>> converter; return converter.from_bytes(input); } // convert wstring to string inline std...
std::wstring wstr = L"badcode"; _bstr_t bstr1(wstr.c_str()); std::string str(bstr1);The _bstr_t will take care of SysAllocString() and SysFreeString().A similar idea is to use CStringAstd::wstring wstr = L"badcode"; CStringA s(wstr.c_str()); std::string str(s)...
void resize(int len,char c);//把字符串当前大小置为len,并用字符c填充不足的部分 string类的输入输出操作: string类重载运算符operator>>用于输入,同样重载运算符operator<<用于输出操作。 函数getline(istream &in,string &s);用于从输入流in中读取字符串到s中,以换行符'\n'分开。
string->w_char*(参见5) 方法一: (1)将wstring.c_str()转为wchar_t* 方法二.一: (1)将wstring.c_str()转为UnicodeString (2)将UnicodeString.c_str()转为wchar_t* 方法二.二: (1)将wstring.c_str()转为AnsiString (2)使用ANSIToUnicode方法将AnsiString.c_str()转为wchar_t* ...
17. 18. 19. 20. 21. 22. 如果程序有时候用utf-8中文的话,一般从网络传回的数据是utf-8,StringToWString后是乱码,那么需要使用下面方案 std::wstring StringToWString(conststd::string&str) { setlocale(LC_ALL,"chs");constchar* point_to_source =str.c_str(); ...
c_str(public member function) operator_basic_string_view returns a non-modifiable string_view into the entire string (public member function) (C++17) Iterators begin cbegin returns an iterator to the beginning (public member function) (C++11) ...
string->w_char*(参见5) 方法一: (1)将wstring.c_str()转为wchar_t* 方法二.一: (1)将wstring.c_str()转为UnicodeString (2)将UnicodeString.c_str()转为wchar_t* 方法二.二: (1)将wstring.c_str()转为AnsiString (2)使用ANSIToUnicode方法将AnsiString.c_str()转为wchar_t* ...