3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class myClass { private $a = [ 'foo-test' => [1], '-' => [2], 'bar-test' => [3] ]; private function _mySort($x, $y) { if (!isset($this->a[$x])) { throw new Exception('Missing X: "' . $x . '"'); } if (!isset($this->a[$y])) { throw new Exception('Missing Y: "' . $y . '"'); } return $x < $y; } public function __construct() { uksort($this->a, [$this, '_mySort']); } } // new myClass(); $a = ['foo-test' => [1], '-' => [2], 'bar-test' => [3]]; uksort($a, function($x, $y) { if (!isset($a[$x])) { throw new Exception('Missing X: "' . $x . '"'); } if (!isset($a[$y])) { throw new Exception('Missing Y: "' . $y . '"'); } return $x < $y; } });
based on Otsn3
Output for 7.0.0 - 7.0.2
Parse error: syntax error, unexpected '}', expecting ',' or ')' in /in/MRs52 on line 45
Process exited with code 255.
Output for 5.4.11 - 5.6.17
Parse error: syntax error, unexpected '}' in /in/MRs52 on line 45
Process exited with code 255.
Output for 5.3.21 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/MRs52 on line 5
Process exited with code 255.