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<?php declare(strict_types=1); function validateStringArray(string ...$strings) {} function validateIntArray(int ...$strings) {} function processStringArray(array $strings) { try { validateStringArray(...$strings); } catch (Error $error) { throw new Exception("only arrays of strings are allowed"); } } function processIntArray(array $arr) { try { validateIntArray(...$arr); } catch (Error $error) { throw new Exception("only arrays of ints are allowed"); } } //processStringArray(['abc', 'eef', 'a']); processIntArray([12,3,4,1.2]);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Exception: only arrays of ints are allowed in /in/lCV5I:19 Stack trace: #0 /in/lCV5I(24): processIntArray(Array) #1 {main} thrown in /in/lCV5I on line 19
Process exited with code 255.

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