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run code in 300+ PHP versions simultaneously
<?php function test(int $x, string $a = null) { var_dump($a); } test(8);
Output for 7.0.0 - 7.0.20, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
NULL
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Catchable fatal error: Argument 1 passed to test() must be an instance of int, integer given, called in /in/Ze9Fr on line 7 and defined in /in/Ze9Fr on line 3
Process exited with code 255.
preferences:
170.6 ms | 402 KiB | 214 Q