/** * (PHP 5 >= 5.0.0)<br/> * Checks if current position is valid * @link http://php.net/manual/en/iterator.valid.php * @return boolean The return value will be casted to boolean and then evaluated. * Returns true on success or false on failure. */ public function valid() { return $this->sets->offsetExists($this->currentKey); }
/** * Добавляет к текущему SetArray подмножества из другого * * @param SetArray $anotherSet */ public function mergeSet(SetArray $anotherSet) { $this->merge($anotherSet->getArrayCopy()); }