In PHP, how do I search arrays with strong typing?

Keywords: PHP, Strong Typing, Array Search, Type Safety, PHP 7+

Description: This example demonstrates how to search arrays in PHP with strong typing. Strong typing improves code reliability and prevents type errors.


        <?php
        declare(strict_types=1); // Enable strong typing

        function searchArray(array $arr, int $target): bool {
            foreach ($arr as $value) {
                if ($value === $target) {
                    return true; // Found the target
                }
            }
            return false; // Target not found
        }

        $numbers = [1, 2, 3, 4, 5];
        $found = searchArray($numbers, 3);

        if ($found) {
            echo "Number found!";
        } else {
            echo "Number not found.";
        }
        ?>