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run code in 300+ PHP versions simultaneously
<?php $callback = function ($p1, $p2) use (&$count, $values) { echo "OK!"; }; var_dump($callback);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: Undefined variable $values in /in/srfUt on line 3 object(Closure)#1 (2) { ["static"]=> array(2) { ["count"]=> &NULL ["values"]=> NULL } ["parameter"]=> array(2) { ["$p1"]=> string(10) "<required>" ["$p2"]=> string(10) "<required>" } }
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: values in /in/srfUt on line 3 object(Closure)#1 (2) { ["static"]=> array(2) { ["count"]=> &NULL ["values"]=> NULL } ["parameter"]=> array(2) { ["$p1"]=> string(10) "<required>" ["$p2"]=> string(10) "<required>" } }
Output for 7.3.32 - 7.3.33
object(Closure)#1 (2) { ["static"]=> array(2) { ["count"]=> &NULL ["values"]=> NULL } ["parameter"]=> array(2) { ["$p1"]=> string(10) "<required>" ["$p2"]=> string(10) "<required>" } }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/srfUt 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 T_FUNCTION in /in/srfUt on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/srfUt on line 3
Process exited with code 255.

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