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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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/**
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 * This file is part of the Nette Framework (https://nette.org)
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 * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
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 */
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declare(strict_types=1);
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namespace Nette\Utils;
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use Nette;
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/**
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 * Provides objects to work as array.
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 * @template T
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 */
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class ArrayHash extends \stdClass implements \ArrayAccess, \Countable, \IteratorAggregate
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{
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	/**
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	 * Transforms array to ArrayHash.
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	 * @param  array<T>  $array
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	 * @return static
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	 */
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	public static function from(array $array, bool $recursive = true)
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	{
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		$obj = new static;
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		foreach ($array as $key => $value) {
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			$obj->$key = $recursive && is_array($value)
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				? static::from($value, true)
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				: $value;
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		}
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		return $obj;
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	}
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	/**
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	 * Returns an iterator over all items.
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	 * @return \RecursiveArrayIterator<array-key, T>
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	 */
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	public function getIterator(): \RecursiveArrayIterator
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	{
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		return new \RecursiveArrayIterator((array) $this);
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	}
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	/**
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	 * Returns items count.
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	 */
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	public function count(): int
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	{
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		return count((array) $this);
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	}
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	/**
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	 * Replaces or appends a item.
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	 * @param  string|int  $key
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	 * @param  T  $value
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	 */
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	public function offsetSet($key, $value): void
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	{
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		if (!is_scalar($key)) { // prevents null
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			throw new Nette\InvalidArgumentException(sprintf('Key must be either a string or an integer, %s given.', gettype($key)));
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		}
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		$this->$key = $value;
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	}
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	/**
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	 * Returns a item.
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	 * @param  string|int  $key
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	 * @return T
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	 */
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	#[\ReturnTypeWillChange]
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	public function offsetGet($key)
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	{
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		return $this->$key;
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	}
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	/**
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	 * Determines whether a item exists.
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	 * @param  string|int  $key
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	 */
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	public function offsetExists($key): bool
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	{
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		return isset($this->$key);
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	}
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	/**
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	 * Removes the element from this list.
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	 * @param  string|int  $key
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	 */
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	public function offsetUnset($key): void
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	{
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		unset($this->$key);
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	}
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}