3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=array('a','b',' a'); array_walk(, create_function('&$val', '$val = trim($val);')); print_r($a);
Output for 5.5.24, 5.6.8
Parse error: syntax error, unexpected ',' in /in/MTWgl on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.40
Parse error: syntax error, unexpected ',', expecting ')' in /in/MTWgl on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected ',', expecting ')' in /in/MTWgl on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/MTWgl on line 3
Process exited with code 255.
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229.18 ms | 1395 KiB | 132 Q