Remove Duplicate Domains

remove.php

<?php 

// duplicate domain remove
// coded by galehdotid
// set name file to domain.txt
// run php remove.php
// enjoy and still wait

ini_set('memory_limit', '8192M'); 

$arr = file_get_contents("domain.txt");

$to_array = explode("\n", $arr);
$unique = array_unique($to_array);

print_r(count($unique));

file_put_contents("duplicate_domains_result.txt", implode("\n", $unique));
?>