<?php
echo substr("Hello world",-2,-2)."<br>";
die();
/* $route = 'common/home';
$parts = explode('/', preg_replace('/[^a-zA-Z0-9_\/]/', '', (string)$route));
print_r($parts);
die(); */

/* $a1=array("red","green");
 $a2=array("blue","yellow");
 print_r(array_merge($a1,$a2));

 die(); */

define('DIR_MODIFICATION', 'D:/WWW/opencart2.2/2.2.0.0-compiled/catalog/');

echo strlen(DIR_MODIFICATION); //64

die();

echo substr($filename, strlen(DIR_APPLICATION));