r>
<tr class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><strong><a href="../../../../weka/clusterers/forOPTICSAndDBScan/Databases/SequentialDatabase.html#contains(weka.clusterers.forOPTICSAndDBScan.DataObjects.DataObject)">contains</a></strong>(<a href="../../../../weka/clusterers/forOPTICSAndDBScan/DataObjects/DataObject.html" title="interface in weka.clusterers.forOPTICSAndDBScan.DataObjects">DataObject</a>&nbsp;dataObject_Query)</code>
<div class="block">Tests if