d9k · August 29, 2015 14:07
diff --git a/php_foreach_change_by_ref.php b/php_foreach_change_by_ref.php
 <html>
 <head>
 <title>Online PHP Script Execution</title>
 </head>
 <body>
 <?php
  $a = array(array('a1' => 5, 'a2' => 6), array('a1' => 2, 'a2' => -1));

  echo '<pre>' . var_export($a, true) . '</pre>';
  
  foreach ($a as &$e){
      $e['a2'] = $e['a2'] + 1;
  }  
  
  //changes!
  echo '<pre>'.var_export($a, true).'</pre>';
 ?>
 </body>
 </html>
	<html>
	<head>
	<title>Online PHP Script Execution</title>
	</head>
	<body>
	<?php
	$a = array(array('a1' => 5, 'a2' => 6), array('a1' => 2, 'a2' => -1));

	echo '<pre>' . var_export($a, true) . '</pre>';

	foreach ($a as &$e){
	$e['a2'] = $e['a2'] + 1;
	}

	//changes!
	echo '<pre>'.var_export($a, true).'</pre>';
	?>
	</body>
	</html>