public function getRequestID()
    {
        $requestID = '';
        if (array_key_exists(
            Resources::X_MS_REQUEST_ID,
            $this->getResponse()->getHeaders()
        )) {
            $requestID = $this->getResponse()
                ->getHeaders()[Resources::X_MS_REQUEST_ID][0];
        }
        return $requestID;
    }
public function getRequestID()
    {
        $requestID = '';
        if (array_key_exists(
            Resources::X_MS_REQUEST_ID,
            $this->getResponse()->getHeaders()
        )) {
            $requestID = $this->getResponse()
                ->getHeaders()[Resources::X_MS_REQUEST_ID][0];
        }
        return $requestID;
    }
public function getRequestID ( ) { $ requestID = '' ; if ( array_key_exists ( Resources :: X_MS_REQUEST_ID , $ this -> getResponse ( ) -> getHeaders ( ) ) ) { $ requestID = $ this -> getResponse ( ) -> getHeaders ( ) [ Resources :: X_MS_REQUEST_ID ] [ 0 ] ; } return $ requestID ; }
Gets the request ID of the failure.

@return string
Gets the request ID of the failure .