basename()

<?php

    $path = "/sample/home.php";

    echo basename($path);

    echo "<br />";

    echo basename($path,".php");

?>

http://www.w3im.com/ko/php/func_filesystem_basename.html

http://webisfree.com/2015-11-19/[php]-%EA%B2%BD%EB%A1%9C-%EC%A0%9C%EC%99%B8%ED%95%9C-%ED%8C%8C%EC%9D%BC-%EC%9D%B4%EB%A6%84%EB%A7%8C-%EC%84%A0%ED%83%9D%ED%95%98%EB%8A%94-%EB%B0%A9%EB%B2%95-basename()