- var_dump: documentation ( source)
- array_sum: documentation ( source)
<?php
declare(strict_types=1);
namespace funcs {
function int(int ...$ints) {}
}
namespace {
function sum(array $ints): int {
(\funcs\int)(...$ints);
return array_sum($ints);
}
var_dump(sum([1, 2, 3]));
var_dump(sum([1, 2, "three"]));
}