Online PHP editor | refs for d55kT

<?php $foo = array_map(fn($string) => $string . '!', ['hello', 'goodbye']); var_dump($foo); $foo = array_map(fn($string, $suffix) => $string . $suffix, ['one', 'two'], [' - uno', ' - dos']); var_dump($foo); $foo = array_map(fn($english, $spanish) => "'$english' en Español es '$spanish'", ['one', 'two'], ['uno', 'dos']); var_dump($foo); $foo = array_map(fn($english, $spanish, $german) => "$english - $spanish - $german", ['one', 'two'], ['uno', 'dos'], ['ein', 'zwei']); var_dump($foo);