3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "Hello"; $b = function() { echo ",world"; } $arr = [$a,$b]; print_r($arr);
Output for 5.4.0 - 5.4.30
Parse error: syntax error, unexpected '$arr' (T_VARIABLE) in /in/7p2nl on line 7
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_VARIABLE in /in/7p2nl on line 7
Process exited with code 255.
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181.79 ms | 1395 KiB | 67 Q