3v4l.org

run code in 300+ PHP versions simultaneously
<?php function sum($a, $b) { return $a + $b; } sum(12, 34); sum(1, 2); sum(3, 4); $num1 = 123; $num2 = 456; var_dump(sum($num1, $num2));

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40.29 ms | 402 KiB | 5 Q