In PHP, how do I split strings with strong typing?

This example demonstrates how to split strings in PHP using strong typing.

PHP, strong typing, split strings


        <?php
        declare(strict_types=1);

        function splitString(string $input, string $delimiter): array {
            return explode($delimiter, $input);
        }

        $exampleString = "Hello,World,PHP";
        $result = splitString($exampleString, ",");

        print_r($result);
        ?>