3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=array(1,2,3); print_r($a); $b = array_map(function($x) { return 2*$x }, $a); print_r($b); ?>
Output for 7.0.0 - 7.0.2
Parse error: syntax error, unexpected '}', expecting ';' in /in/mv6Sj on line 5
Process exited with code 255.
Output for 5.5.24 - 5.5.30, 5.6.8 - 5.6.16
Parse error: syntax error, unexpected '}' in /in/mv6Sj on line 5
Process exited with code 255.

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