t item in the collection.</td></tr><tr><td class="idxrow" colspan="2"><a href="de/polygonal/ds/NullIterator.html#start()" onclick="javascript:loadClassListFrame('de/polygonal/ds/class-list.html');">start</a>() &mdash; method,  class de.polygonal.ds.<a href="de/polygonal/ds/NullIterator.html" onclick="javascript:loadClassListFrame('de/polygonal/ds/class-list.html');">NullIterator</a></td></tr><tr><td width="20"></td><td>
		 Nullified behaviour.</td></tr><tr><td class="idxrow" colspan="2"><a href="de/polygona