pi-lib-model-discountfixedpriceinforequest.html"><abbr title="src/clients/messaging-api/lib/Model/DiscountFixedPriceInfoRequest.php">DiscountFixedPriceInfoRequest.php</abbr></a></abbr>
    :
    <span class="phpdocumentor-element-found-in__line">170</span>

    </aside>

        <p class="phpdocumentor-summary">Checks if a nullable property is set to null.</p>

    <code class="phpdocumentor-code phpdocumentor-signature ">
    <span class="phpdocumentor-signature__visibility">public</span>
                 