std::experimental::source_location::file_name
From cppreference.com
constexpr const char* file_name() const noexcept;
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(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
| return the line number represented by this object (public member function) | |
| return the column number represented by this object (public member function) | |
| return the name of the function represented by this object, if any (public member function) | |
C++ documentation for Filename and line information
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