     <img src="../content/img/github-blue.png" class="hover" />
            </a>
          <p>Appends a text if the value is not null or empty.</p>



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          <code onmouseout="hideTip(event, '588', 588)" onmouseover="showTip(event, '588', 588)">
            appendIfSome o f builder
          </code>
          <div class="tip" id="588">
            <strong>Signature:</strong> o:&#39;?8409 option -&gt; f:(&#39;?8409 -&gt; string) -&gt; 