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<h4>removeAll</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;removeAll&#8203;(<a href="http://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util" class="externalLink">Collection</a>&lt;?&gt;&nbsp;c,
                         <a href="../../query/option/QueryOptions.html" title="class in com.googlecode.cqengine.query.option">Quer