3v4l.org

run code in 300+ PHP versions simultaneously
<?php class PHPApprentice { private static $velocity = ''; private static $initialized = false; public static function initialize () { if ( self::$initialized ) return; self::$initialized = true; self::$velocity = 'fast!'; } public static function getVelocity () { self::initialize(); return self::$velocity; } public static function setVelocity ( $value ) { self::$velocity = $value; self::$initialized = true; } } PHPApprentice::setVelocity ( 'Ludicrous Speed!!' ); echo PHPApprentice::getVelocity();
Output for git.master, git.master_jit, rfc.property-hooks
Ludicrous Speed!!

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:
29.04 ms | 401 KiB | 8 Q