Online PHP editor | refs for 7aL4O

<?php function myFunction($arg1 = '', $arg2 = '') { return 'My args: ' . $arg1 . ' & ' . $arg2; } $arg1 = "foo"; $arg2 = null; $result = myFunction($arg1, $arg2); var_dump($result === 'My args: ' . $arg1 . ' & ' . $arg2); $arg1 = "foo"; $arg2 = "bar"; $result = myFunction($arg1, $arg2); var_dump($result === 'My args: ' . $arg1 . ' & ' . $arg2);