public function getLastErrno() {

		if(true === $this -> connection instanceof \mysqli) {
			$this -> connect();
		}

		return $this -> connection -> errno;
	}
public function getLastErrno() {

		if(true === $this -> connection instanceof \mysqli) {
			$this -> connect();
		}

		return $this -> connection -> errno;
	}
public function getLastErrno ( ) { if ( true === $ this -> connection instanceof \ mysqli ) { $ this -> connect ( ) ; } return $ this -> connection -> errno ; }
Returns the last error number
@return int
Returns the last error number