<?php function string_internal(string $input): string { return $input; } function string(mixed $input, bool $passNull = false): string { if ($passNull && $input === null) return null; return string_internal($input); } $input = 123; $str = string($input); var_dump($str);
You have javascript disabled. You will not be able to edit any code.
Value for `_results` contains invalid data `array`