3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo "<form method='POST' action='" . "<?php echo \$_SERVER['PHP_SELF'];?>'>"; echo "<form method='POST' action='" . '<?php echo $_SERVER[\'PHP_SELF\'];?>\'>'; echo '<form method="POST" action="<?php echo $_SERVER[\'PHP_SELF\'];?>">';
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
<form method='POST' action='<?php echo $_SERVER['PHP_SELF'];?>'><form method='POST' action='<?php echo $_SERVER['PHP_SELF'];?>'><form method="POST" action="<?php echo $_SERVER['PHP_SELF'];?>">