s="external-link">String</a>[]</span>&nbsp;<span class="element-name">propertyKeys</span></div>
</section>
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<section class="detail" id="returnType">
<h3>returnType</h3>
<div class="member-signature"><span class="modifiers">protected final</span>&nbsp;<span class="return-type">org.apache.tinkerpop.gremlin.structure.PropertyType</span>&nbsp;<span class="element-name">returnType</span></div>
</section>
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</ul>
</section>
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<!-- ========= CONSTRUCTOR DETAIL ======== -->
<li>
<section class="co