3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 0 => [ 'val' => 3, 'param' => 2 ], 1 => [ 'val' => 3, 'param' => 10 ] ]; echo max(array_map( function($a){ return $a['param'] }, $array ));
Output for 5.4.0 - 5.4.23, 5.5.0 - 5.5.7
Parse error: syntax error, unexpected '}' in /in/qjlv8 on line 14
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected '[' in /in/qjlv8 on line 2
Process exited with code 255.

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182.89 ms | 1386 KiB | 68 Q