3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr = array ( 10 => array('id' => 'dix', 'aa' => '1010'), 100 => array('id' => 'cent', 'aa' => '100100'), 2 => array('id' => 'deux', 'aa' => '22'), 7 => array('id' => 'sept', 'aa' => '77')); // id sorting function so ($a, $b) { return (strcmp ($a['id'],$b['id'])); } echo so() ?>
Output for 7.1.0
Fatal error: Uncaught ArgumentCountError: Too few arguments to function so(), 0 passed in /in/fQSVS on line 9 and exactly 2 expected in /in/fQSVS:8 Stack trace: #0 /in/fQSVS(9): so() #1 {main} thrown in /in/fQSVS on line 8
Process exited with code 255.
Output for 5.1.0 - 5.6.28, 7.0.0 - 7.0.14
Warning: Missing argument 1 for so(), called in /in/fQSVS on line 9 and defined in /in/fQSVS on line 8 Warning: Missing argument 2 for so(), called in /in/fQSVS on line 9 and defined in /in/fQSVS on line 8 Notice: Undefined variable: a in /in/fQSVS on line 8 Notice: Undefined variable: b in /in/fQSVS on line 8 0
Output for hhvm-3.12.0
Warning: so() expects exactly 2 parameters, 0 given in /in/fQSVS on line 8 Notice: Undefined variable: a in /in/fQSVS on line 8 Notice: Undefined variable: b in /in/fQSVS on line 8 Warning: strcmp() expects parameter 1 to be string, null given in /in/fQSVS on line 8
Output for hhvm-3.10.0
Warning: so() expects exactly 2 parameters, 0 given in /in/fQSVS on line 8 Notice: Undefined variable: a in /in/fQSVS on line 8 Notice: Undefined variable: b in /in/fQSVS on line 8 0
Output for 4.3.0 - 5.0.5
Warning: Missing argument 1 for so() in /in/fQSVS on line 8 Warning: Missing argument 2 for so() in /in/fQSVS on line 8 0