3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $array = array(); for ($i=0; $i<550; $i++) { $array = array($array); } json_encode($array, 0, 551); switch (json_last_error()) { case JSON_ERROR_NONE: echo 'OK'.PHP_EOL; break; case JSON_ERROR_DEPTH: echo 'ERROR'.PHP_EOL; break; } json_encode($array, 0, 540); switch (json_last_error()) { case JSON_ERROR_NONE: echo 'OK'.PHP_EOL; break; case JSON_ERROR_DEPTH: echo 'ERROR'.PHP_EOL; break; }
Output for 5.5.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
OK ERROR
Output for 5.3.0 - 5.4.45
Warning: json_encode() expects at most 2 parameters, 3 given in /in/Q0PWe on line 8 OK Warning: json_encode() expects at most 2 parameters, 3 given in /in/Q0PWe on line 18 OK
Output for 5.2.0 - 5.2.17
Warning: json_encode() expects exactly 1 parameter, 3 given in /in/Q0PWe on line 8 Fatal error: Call to undefined function json_last_error() in /in/Q0PWe on line 9
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/Q0PWe on line 8
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_encode() in /in/Q0PWe on line 8
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_encode() in /in/Q0PWe on line 8
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_encode() in /in/Q0PWe on line 8