<?php

namespace Cocur\Chain\Link;

/**
 * KeyExists.
 *
 * @author    Florian Eckerstorfer
 * @copyright 2015-2018 Florian Eckerstorfer
 */
trait KeyExists
{
	/**
	 * Checks if the given key or index exists in the array.
	 *
	 * Returns `true` if the given `key` is set in the array. `key` can be any value possible for an array index.
	 * Returns `true` if a key exists with a `null` value.
	 *
	 * @param mixed $key key or index to check
	 *
	 * @return bool `true` if key or index exists in array, `false` otherwise
	 */
	public function keyExists($key): bool
	{
		return array_key_exists($key, $this->array);
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NjkwNjMxOTIwNzg3OTEyIDU3NzQzOTU4NTk5ODY4NjggMTc3Mjk3ODIzMzI0Njg4Mg==