PhutilArray.php
8ceb9d4d9b32production

PhutilArray.php
View Options

			<?php

			/**
			* Abstract base class for implementing objects that behave like arrays. This
			* class wraps a basic array and provides trivial implementations for
			* `Countable`, `ArrayAccess` and `Iterator`, so subclasses need only implement
			* specializations.
			*/
			abstract class PhutilArray
			extends Phobject
			implements Countable, ArrayAccess, Iterator {

			protected $data = array();


			public function __construct(array $initial_value = array()) {
			$this->data = $initial_value;
			}


			/* -( Conversion )--------------------------------------------------------- */


			public function toArray() {
			return iterator_to_array($this, true);
			}


			/* -( Countable Interface )------------------------------------------------ */


			public function count() {
			return count($this->data);
			}


			/* -( Iterator Interface )------------------------------------------------- */


			public function current() {
			return current($this->data);
			}

			public function key() {
			return key($this->data);
			}

			public function next() {
			return next($this->data);
			}

			public function rewind() {
			reset($this->data);
			}

			public function valid() {
			return (key($this->data) !== null);
			}


			/* -( ArrayAccess Interface )---------------------------------------------- */


			public function offsetExists($key) {
			return array_key_exists($key, $this->data);
			}

			public function offsetGet($key) {
			return $this->data[$key];
			}

			public function offsetSet($key, $value) {
			$this->data[$key] = $value;
			}

			public function offsetUnset($key) {
			unset($this->data[$key]);
			}

			}