<?php
  # URL that generated this code:
  # http://www.txt2re.com/index-php.php3?s=http://www.something.com&1

  $txt='http://www.something.com';

  $re1='((?:http|https)(?::\\/{2}[\\w]+)(?:[\\/|\\.]?)(?:[^\\s"]*))';	# HTTP URL 1

  if ($c=preg_match_all ("/".$re1."/is", $txt, $matches))
  {
      $httpurl1=$matches[1][0];
      print "($httpurl1) \n";
  }

  #-----
  # Paste the code into a new php file. Then in Unix:
  # $ php x.php 
  #-----
?>