3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = '{ "key": "Hi!" }invalid'; $data = json_decode($str, true); if (JSON_ERROR_NONE === json_last_error()) { echo 'Invalid!'; } else { echo 'Valid'; }
Output for git.master, git.master_jit, rfc.property-hooks
Valid

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:
51.46 ms | 401 KiB | 8 Q