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run code in 300+ PHP versions simultaneously
<?php function array4($a,$n) { return current(array_slice($a, $n + 1,1)); } print array4(array(-1 => '-', 0 => '?', 1 => '+'),1);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.4, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
+
Output for 5.0.5
Fatal error: Only variables can be passed by reference in /in/0MZcU on line 3
Process exited with code 255.

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295.68 ms | 401 KiB | 456 Q