3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo($func) { $func("Johnny", 2, 3, 4); } $mfunc = function ($a, $b, $c, $d) { echo "Hello, $a"; } foo($mfunc);
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected 'foo' (T_STRING) in /in/lHOZT on line 11
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_STRING in /in/lHOZT on line 11
Process exited with code 255.
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173.82 ms | 1395 KiB | 62 Q