container = $values; } /** * @return array */ public function values(){ return array_values($this->container); } /** * @return int */ public function size(){ return count($this->container); } /** * @return int */ public function getIdx(){ return $this->idx; } /** * Whether a offset exists * @link http://php.net/manual/en/arrayaccess.offsetexists.php * @param mixed $offset

* An offset to check for. *

* @return boolean true on success or false on failure. *

* The return value will be casted to boolean if non-boolean was returned. * @since 5.0.0 */ public function offsetExists($offset) { return isset($this->container[$offset]); } /** * Offset to retrieve * @link http://php.net/manual/en/arrayaccess.offsetget.php * @param mixed $offset

* The offset to retrieve. *

* @return mixed Can return all value types. * @since 5.0.0 */ public function offsetGet($offset) { return isset($this->container[$offset]) ? $this->container[$offset] : null; } /** * Offset to set * @link http://php.net/manual/en/arrayaccess.offsetset.php * @param mixed $offset

* The offset to assign the value to. *

* @param mixed $value

* The value to set. *

* @return void * @since 5.0.0 */ public function offsetSet($offset, $value) { if (is_null($offset)) { ++$this->idx; $this->container[] = $value; } else { $this->container[$offset] = $value; } } /** * Offset to unset * @link http://php.net/manual/en/arrayaccess.offsetunset.php * @param mixed $offset

* The offset to unset. *

* @return void * @since 5.0.0 */ public function offsetUnset($offset) { unset($this->container[$offset]); } }