3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_r(array( 'JSON_ERROR_NONE' => JSON_ERROR_NONE, 'JSON_ERROR_DEPTH' => JSON_ERROR_DEPTH, 'JSON_ERROR_STATE_MISMATCH' => JSON_ERROR_STATE_MISMATCH, 'JSON_ERROR_CTRL_CHAR' => JSON_ERROR_CTRL_CHAR, 'JSON_ERROR_SYNTAX' => JSON_ERROR_SYNTAX, 'JSON_ERROR_UTF8' => JSON_ERROR_UTF8, 'JSON_ERROR_RECURSION' => JSON_ERROR_RECURSION, 'JSON_ERROR_INF_OR_NAN' => JSON_ERROR_INF_OR_NAN, 'JSON_ERROR_UNSUPPORTED_TYPE' => JSON_ERROR_UNSUPPORTED_TYPE )); $vTest = array("test"=> null); echo json_encode($vTest);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [JSON_ERROR_NONE] => 0 [JSON_ERROR_DEPTH] => 1 [JSON_ERROR_STATE_MISMATCH] => 2 [JSON_ERROR_CTRL_CHAR] => 3 [JSON_ERROR_SYNTAX] => 4 [JSON_ERROR_UTF8] => 5 [JSON_ERROR_RECURSION] => 6 [JSON_ERROR_INF_OR_NAN] => 7 [JSON_ERROR_UNSUPPORTED_TYPE] => 8 ) {"test":null}

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:
27.85 ms | 406 KiB | 5 Q