3v4l.org

run code in 500+ PHP versions simultaneously
<?php class StreamHandler { public $errorMessage; public function __construct() { $this->errorMessage = null; set_error_handler([$this, 'customErrorHandler']); $stream = fopen('c:/fososdfsdfsd', 'a'); restore_error_handler(); } private function customErrorHandler(int $code, string $msg): bool { $this->errorMessage = preg_replace('{^(fopen|mkdir)\(.*?\): }', '', $msg); return true; } } $f = new StreamHandler; var_dump($f->errorMessage);
Output for git.master, rfc.property-hooks, git.master_jit
string(46) "Failed to open stream: Operation not permitted"

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:
57.36 ms | 2732 KiB | 4 Q