15#include "RConfigure.h"
17#ifdef R__HAS_STD_STRING_VIEW
23# if defined(R__HAS_STD_EXPERIMENTAL_STRING_VIEW)
24# include <experimental/string_view>
31 template<
class _CharT,
class _Traits = std::
char_traits<_CharT> >
47#ifndef R__HAS_STOD_STRING_VIEW
50 return std::stod(std::string(str.data(), str.size()),pos);
58#ifndef R__HAS_OP_EQUAL_PLUS_STRING_VIEW
63inline namespace __ROOT {
67 return left.append(right.data(), right.size());
std::string & operator+=(std::string &left, const TString &right)
TStringView(const char *cstr, size_t len)
basic_string_view< char32_t > u32string_view
basic_string_view< char > string_view
basic_string_view< char16_t > u16string_view
basic_string_view< wchar_t > wstring_view