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<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\helpers;
use yii\base\InvalidConfigException;
* Object that represents the replacement of array value while performing [[ArrayHelper::merge()]].
*
* Usage example:
* ```php
* $array1 = [
* 'ids' => [
* 1,
* ],
* 'validDomains' => [
* 'example.com',
* 'www.example.com',
* ];
* $array2 = [
* 2,
* 'validDomains' => new \yii\helpers\ReplaceArrayValue([
* 'yiiframework.com',
* 'www.yiiframework.com',
* ]),
* $result = \yii\helpers\ArrayHelper::merge($array1, $array2);
* ```
* The result will be
* [
* ]
* @author Robert Korulczyk <[email protected]>
* @since 2.0.10
class ReplaceArrayValue
{
* @var mixed value used as replacement.
public $value;
* Constructor.
* @param mixed $value value used as replacement.
public function __construct($value)
$this->value = $value;
}
* Restores class state after using `var_export()`.
* @param array $state
* @return ReplaceArrayValue
* @throws InvalidConfigException when $state property does not contain `value` parameter
* @see var_export()
* @since 2.0.16
public static function __set_state($state)
if (!isset($state['value'])) {
throw new InvalidConfigException('Failed to instantiate class "Instance". Required parameter "id" is missing');
return new self($state['value']);