3v4l.org

run code in 300+ PHP versions simultaneously
<?php ob_start(function($buffer) { $backtrace = debug_backtrace(); return vsprintf('%d:%s => "%s"' . PHP_EOL, [ @$backtrace[0]['line'] ? : '-', @$backtrace[0]['file'] ? : '-', $buffer, ]); }, 1); ob_implicit_flush(true); echo 'foo'; echo 'bar';
Output for git.master, git.master_jit, rfc.property-hooks
13:/in/AV5CK => "foo" 15:/in/AV5CK => "bar" 0:- => ""

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

preferences:
44.19 ms | 401 KiB | 8 Q