std::experimental::source_location::file_name
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std::experimental::source_location
Creation
Field Access
source_location::file_name
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.
Contents
[edit] Parameters
(none)
[edit] Return value
The name of the current source file represented by this object, represented as a null-terminated byte string.
[edit] 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
[edit] See also
C++ documentation for Filename and line information