Online PHP editor | output for Udsjf

@ 2012-09-14T02:02:27Z

<?php
  # URL that generated this code:
  # http://txt2re.com/index-php.php3?s=14:Sep:2012%20%22This%20is%20an%20Example!%22&18

  $txt='14:Sep:2012 "This is an Example!"';

  $re1='.*?';	# Non-greedy match on filler
  $re2='(?:[a-z][a-z0-9_]*)';	# Uninteresting: var
  $re3='.*?';	# Non-greedy match on filler
  $re4='(?:[a-z][a-z0-9_]*)';	# Uninteresting: var
  $re5='.*?';	# Non-greedy match on filler
  $re6='((?:[a-z][a-z0-9_]*))';	# Variable Name 1

  if ($c=preg_match_all ("/".$re1.$re2.$re3.$re4.$re5.$re6."/is", $txt, $matches))
  {
      $var1=$matches[1][0];
      var_dump(json_encode($matches));
  }

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

Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: string(52) "[["14:Sep:2012 \"This is"," an Example"],["is","e"]]"
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6: Fatal error: Call to undefined function json_encode() in /in/Udsjf on line 17
Process exited with code 255.
Output for 4.4.5 - 4.4.9: Fatal error: Call to undefined function: json_encode() in /in/Udsjf on line 17
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4: Fatal error: Call to undefined function: json_encode() in /in/Udsjf on line 17
Process exited with code 255.
Output for 4.3.0 - 4.3.1: Fatal error: Call to undefined function: json_encode() in /in/Udsjf on line 17

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