3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MemoryLeak { public function bad() { $closure = function ($this) {}; $closure([$this]); } public function good1() { $closure = function ($param) {}; $closure([$this]); } public function good2() { $closure = function ($this) {}; $closure($this); } } $object = new MemoryLeak; $usage = 0; ini_set('memory_limit', '10M'); for ($i = 0; $i < 1000000; ++$i) { $object->bad(); } echo "Done" . PHP_EOL;
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Cannot use $this as parameter in /in/lr963 on line 7
Process exited with code 255.

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:
58.57 ms | 405 KiB | 5 Q