Grabs all links from a URL.

link_grabber.php

<?php
error_reporting(E_ALL);
ini_set('display_errors', 'Off');

$string = file_get_contents($_POST['requestURL']);
$regex = '/\b(https?|ftp|file):\/\/[-A-Z0-9+&@#\/%?=~_|$!:,.;]*[A-Z0-9+&@#\/%=~_|$]/i';
preg_match_all($regex, $string, $matches);
$urls = $matches[0];
// go over all links
foreach($urls as $url)
{
    echo "<a href='" . $url."'<br />". $url."<br />";;

}
?>
</br>
<center>
  Please enter the URL you wish to grab links from
<form method="post" action="">
<input type="text" name="requestURL">
<input type="submit" value="request_now">
</form>

thank you