jasny / improved-php-iterable

src/functions/iterable_apply.php

<?php

declare(strict_types=1);

namespace Improved;

/**
 * Apply a callback to each element.
 *
 * @param iterable $iterable
 * @param callable $callback
 * @return \Generator
 */
function iterable_apply(iterable $iterable, callable $callback): \Generator

Function Improved\iterable_apply() has parameter $iterable with no value type specified in iterable type iterable.

Function Improved\iterable_apply() return type has no value type specified in iterable type Generator.

{
    foreach ($iterable as $key => $value) {
        call_user_func($callback, $value, $key);

        yield $key => $value;
    }
}