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run code in 200+ php & hhvm versions
Bugs & Features
<?php function test(int $x, string $a = null) { var_dump($a); } test(8);
based on DnSpA
Output for 7.0.0 - 7.2.0
NULL
Output for 5.3.21 - 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.