public function setAddress($address)
    {
        $this->address = \is_string($address) ? \explode(',', $address) : $address;

        return $this;
    }
public function setAddress($address)
    {
        $this->address = \is_string($address) ? \explode(',', $address) : $address;

        return $this;
    }
public function setAddress ( $ address ) { $ this -> address = \ is_string ( $ address ) ? \ explode ( ',' , $ address ) : $ address ; return $ this ; }
Set RPC server address.

@param array|string $address One or array of RPC server address for request

@return $this
Set RPC server address .