fExists()</a>
    <span>
                                &nbsp;: void    </span>
</dt>
<dd>Sets $this-&gt;container[$variableName] to the given data or to the given default Value; if $variableName
is nullable and its value is set to null in the $fields array, then mark it as &quot;set to null&quot; in the
$this-&gt;openAPINullablesSetToNull array</dd>

            <dt class="phpdocumentor-table-of-contents__entry -method -private">
    <a href="classes/LINE-Webhook-Model-AttachedModuleContent.html#method_se