- var_dump: documentation ( source)
- print_r: documentation ( source)
<?php
function foo($a, $b, ...$rest) {
echo 'a = ';
var_dump($a);
echo 'b = ';
var_dump($b);
echo 'rest = ';
print_r($rest);
echo "---------\n";
}
$values = [42, 37, 23, 19];
foo(10, 20, 30, 40, 50);
foo(10, 20);
foo(10, 20, 30, ...$values);
foo(10, ...$values);
foo(...$values);