public function item(int $index)
    {
        return $this->offsetExists($index) ? $this->offsetGet($index) : null;
    }
public function item(int $index)
    {
        return $this->offsetExists($index) ? $this->offsetGet($index) : null;
    }
public function item ( int $ index ) { return $ this -> offsetExists ( $ index ) ? $ this -> offsetGet ( $ index ) : null ; }
Returns the item at the specified index.

@param int $index The item index.
@return \IvoPetkov\HTML5DOMElement|null The item at the specified index or null if not existent.
Returns the item at the specified index .