Bids::__construct PHP Method

        public function __construct($BidsType = null)
        {
            $this->BidsType = $BidsType;
        }

 public function __construct($bid = null, $cpcBidSource = null, $BidsType = null)
 {
     parent::__construct();
     $this->bid = $bid;
     $this->cpcBidSource = $cpcBidSource;
     $this->BidsType = $BidsType;
 }