MulticatchException.php

<?php
function validateAge($age)
{
    if (!is_int($age)) {
        throw new InvalidArgumentException('Age must be integer!');
    }

    if (($age < 0) || ($age > 200)) {
        throw new DomainException('Age must be a value between 0 and 200!');
    }

    return true;
}

foreach ([3.5, 250] as $age) {
    try {
        if (validateAge($age)) {
            echo 'Valid age!', nl2br("\n");
        }
    } catch (InvalidArgumentException|DomainException $e) {
        echo $e->getMessage(), nl2br("\n");
    }
}

// Print
// Age must be integer!
// Age must be a value between 0 and 200!