g this method with the default (0) flags.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">x</td><td>The hashtab instance. </td></tr>
    <tr><td class="paramname">key</td><td>The key in the hashtab with which to associate the value. </td></tr>
    <tr><td class="paramname">val</td><td>The value to store. </td></tr>
    <tr><td class="paramname">flags</td><td>One of the values listed in <a class="el" href="group__datastore.html#gaa858d4b3815076d79624c39d9