<?php
/**
* This file is part of the Nette Framework (https://nette.org)
* Copyright (c) 2004 David Grudl (https://davidgrudl.com)
*/
declare(strict_types=1);
namespace Nette\Iterators;
/**
* Applies the callback to the elements of the inner iterator.
*/
class Mapper extends \IteratorIterator
{
/** @var callable */
private $callback;
public function __construct(\Traversable $iterator, callable $callback)
{
parent::__construct($iterator);
$this->callback = $callback;
}
public function current(): mixed
{
return ($this->callback)(parent::current(), parent::key());
}
}
To access the Kueue Pay Developer API, you’ll need an API key. You can obtain your API key by logging in to your Kueue Pay merchant account and navigating to the API section. Collect Client ID , Secret ID & Merchant ID Carefully. Keep your API key confidential and do not share it publicly.