s="block"><p class="changed_added_2_2">
 Mark this node as the start node in the flow. Any other node that had been marked as the start node will no longer be
 the start node.
 </p></div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the builder instance</dd>
<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>2.2</dd>
</dl>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
</div>
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