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)