Write a PHP script to get the current file name

PHP script to get the current file name you just need one method and one global variable
1.basename(path):The basename() function returns the filename from a path.
2.$_SERVER['PHP_SELF']:-it is used for get current path of file.

code:-

<?php
$filename = basename($_SERVER['PHP_SELF']);
echo filename."\n";
?>

output:-

index.php