3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function bla($a, $b) { if ($a < $b) return -1; if ($a == $b) return 0; if ($a > $b) return 1; } $data = json_decode('{ "data": [[47,47,21],[20,12,4],[6,76,91],[38,30,60],[57,98,64],[61,17,80],[83,60,13],[67,78,75],[64,12,10],[30,77,82]] }'); usort($data->data, 'bla'); echo json_encode($data);
Output for 5.2.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
{"data":[[6,76,91],[20,12,4],[30,77,82],[38,30,60],[47,47,21],[57,98,64],[61,17,80],[64,12,10],[67,78,75],[83,60,13]]}
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_decode() in /in/KNF27 on line 9
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_decode() in /in/KNF27 on line 9
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_decode() in /in/KNF27 on line 9
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_decode() in /in/KNF27 on line 9