table of contents
std::experimental::source_location::file_name(3) | C++ Standard Libary | std::experimental::source_location::file_name(3) |
NAME¶
std::experimental::source_location::file_name - std::experimental::source_location::file_name
Synopsis¶
constexpr const char* file_name() const noexcept; (library fundamentals TS v2)
Returns the name of the current source file represented by this object,
represented
as a null-terminated byte string.
Parameters¶
(none)
Return value¶
The name of the current source file represented by this object,
represented as a
null-terminated byte string.
Example¶
// Run this code
#include <experimental/source_location>
#include <iostream>
inline void print_this_file_name(
const std::experimental::source_location& location
= std::experimental::source_location::current())
{
// Name of file that contains the call-site of this function.
std::cout << "File: " << location.file_name() <<
'\n';
}
int main()
{
print_this_file_name();
}
Possible output:¶
File: main.cpp
See also¶
line return the line number represented by this object
(public member function)
column return the column number represented by this object
(public member function)
function_name return the name of the function represented by this object, if
any
(public member function)
C++ documentation for
Filename and line information
2024.06.10 | http://cppreference.com |