</ iframe > </noscript> <!-- End Google Tag Manager (noscript) --> <div id="BeforeHeaderContent"> </div> <div id="HeaderContent"> <!--DXMETADATA start type="Literal" condition="communityenabled" value="%%scrap:name=_COMMUNITY_RATING%%" --><!--DXMETADATA end --> <!--DXMETADATA start type="LogoImage" --><!--DXMETADATA end--> <div id="ProjectTitle"><!--DXMETADATA start type="ProjectTitle" -->Xamarin.iOS Controls<!--DXMETADATA end--></div> <div id="PageTitle"><div id="PageTitleText"><!--DXMETADATA start type="ItemTitle" -->FilterAsync<T>(ICollectionView<T>,String,Boolean,Boolean) Method<!--DXMETADATA end--></div></div> </div> <div id="AfterHeaderContent"> <!--DXMETADATA start type="Literal" condition="childitems:itemtype=example,filter=""type=inline""" value="<a class=""PageLink"" href=""#ExampleBookmark"" onclick=""javascript:dxOpenSectionById('exampleSectionHeader');"">$$Example$$</a> " --><!--DXMETADATA end --><!-- Spacing --> <span id="ToggleAllSectionsLink" class="FunctionLink"> <label id="CollapseAllLabel"><!--DXMETADATA start type="Phrase" name="COLLAPSE_ALL" -->Collapse All<!--DXMETADATA end--></label> <label id="ExpandAllLabel" style="display: none;"><!--DXMETADATA start type="Phrase" name="EXPAND_ALL" -->Expand All<!--DXMETADATA end--></label> </span><!--DXMETADATA start type="Literal" condition="communityenabled" value="%%scrap:name=_COMMUNITY_DROPDOWN%%" --><!--DXMETADATA end --><!-- Spacing --> <span id="LanguageFilterPopupLink" class="PopupLink" data-popupcontentsource="#LanguageCheckboxes" data-popuptitle='<!--DXMETADATA start type="Phrase" name="Language_Filter" -->Language Filter<!--DXMETADATA end -->'> <label id="ShowAllLabel" for="LanguageFilterPopupLink"> <!--DXMETADATA start type="Phrase" name="Language_Filter_All" -->Language Filter: All<!--DXMETADATA end --> </label> <label id="MultipleLabel" for="LanguageFilterPopupLink" style="display: none;"> <!--DXMETADATA start type="Phrase" name="Language_Filter_Multiple" -->Language Filter: Multiple<!--DXMETADATA end --> </label> <label id="VBAllLabel" for="LanguageFilterPopupLink" style="display: none;"> <!--DXMETADATA start type="Phrase" name="Language_Filter" -->Language Filter<!--DXMETADATA end -->: <!--DXMETADATA start type="Phrase" name="Language_VB" -->Visual Basic<!--DXMETADATA end --> </label> <!--DXMETADATA start type="FilteredItemList" scrap="LANGUAGE_LABEL_LIST" namespace="language" filter="type=all" source="Item" format="" --> <label id="CSLabel" for="LanguageFilterPopupLink" style="display: none;">Language Filter: C#</label> <!--DXMETADATA end --> </span> <div class="PopupContent" id="LanguageCheckboxes"> <!--DXMETADATA start type="FilteredItemList" scrap="LANGUAGE_CHECKBOX_LIST" namespace="language" filter="type=all" source="Item" format="" --> <input data-languagename="CS" id="CSLanguageCheckbox" type="checkbox" class="ToggleLanguageCheckbox" checked="true" data-toggleclass="FilteredContentCS"> <label class="LanguageFilter" for="CSCheckbox"> C# </label> <!--DXMETADATA end --> </div> <!--DXMETADATA start type="IsWebOutputRootPageLinkEnabled" format="<a href='#' class='PageLink' id='viewInFrameLink' title='$$VIEW_WITH_NAVIGATION_TOOLS_TIP$$' style='display: none' data-root-page='%%WebOutputRootPage%%%%OutputFileExtension%%' target='_top'>$$VIEW_WITH_NAVIGATION_TOOLS_TEXT$$</a>" --><!--DXMETADATA end--> </div> <!--DXMETADATA start type="Breadcrumbs" scrap="_BREADCRUMBS" --><div class="BreadcrumbsContainer"><table><tr><td> <a href="C1.CollectionView.html">C1.CollectionView Assembly</a> > <a href="C1.CollectionView~C1.CollectionView_namespace.html">C1.CollectionView Namespace</a> > <a href="C1.CollectionView~C1.CollectionView.ICollectionViewEx.html">ICollectionViewEx Class</a> > <a href="C1.CollectionView~C1.CollectionView.ICollectionViewEx~FilterAsync.html">FilterAsync Method</a> : FilterAsync<T>(ICollectionView<T>,String,Boolean,Boolean) Method</td></tr></table></div><!--DXMETADATA end --> <!--DXMETADATA start type="FilteredItemList" scrap="GENERICARGUMENT_BUBBLES" namespace="generic argument" source="Item" --> <div id="TPopupContent" class="PopupContent"> </div> <!--DXMETADATA end --> <!--DXMETADATA start type="FilteredItemList" scrap="PARAMETERS_BUBBLES" namespace="parameter" source="Item" --> <div id="collectionViewPopupContent" class="PopupContent"> The collection view. </div> <div id="queryPopupContent" class="PopupContent"> The query string to be filtered. </div> <div id="treatSpacesAsAndOperatorPopupContent" class="PopupContent"> if set to <code originaltag="c">true</code> treat spaces as and operator. </div> <div id="matchNumbersPopupContent" class="PopupContent"> if set to <code originaltag="c">true</code> it will look into numeric fields. </div> <!--DXMETADATA end --> <div id="BodyContent"> <!--DXMETADATA start type="Description" source="Item" format="<div class=""DescriptionContent"">%%description%%</div>" --><div class="DescriptionContent"> Filters the data from a query string. </div><!--DXMETADATA end --> <!--DXMETADATA start type="TaggedComment" source="Item" id="##OVERLOADS" format="%%comment%%" --><!--DXMETADATA end --> <!--DXMETADATA start type="FilteredItemList" scrap="OVERLOAD_LIST" namespace="method" source="Item" filter="" format="%%scrap:name=_COLLAPSIBLE_HEADER,idprefix=overloadlist,caption=$$OverloadList$$%%%%filtereditemlist%%</div>" --><!--DXMETADATA end --> <!--DXMETADATA start type="SyntaxSection" format="%%scrap:name=_COLLAPSIBLE_HEADER,idprefix=syntax,caption=$$Syntax$$%%%%SyntaxSection%%" --><div class="SectionHeading" id="syntaxSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Syntax</span></div><div id="syntaxSectionContent" class="SectionContent"> <div class="TabContainer" id="TabContainer"> <ul> <li class="FilteredContentCS"><a href="#Syntax-CS">C#</a></li> </ul> <div id="Syntax-CS" class="FilteredContentCS"> <pre><pre>[<a href="#" onclick="javascript:navigateToHelp2Keyword('frlrfSystemRuntimeCompilerServicesAsyncStateMachineAttributeClassTopic','System.Runtime.CompilerServices.AsyncStateMachineAttribute')">AsyncStateMachine</a>(C1.CollectionView.ICollectionViewEx+d__14`1[T])] [<a href="#" onclick="javascript:navigateToHelp2Keyword('frlrfSystemRuntimeCompilerServicesExtensionAttributeClassTopic','System.Runtime.CompilerServices.ExtensionAttribute')">Extension</a>()] <span style="color: #0000FF; ">public</span> <span style="color: #0000FF; ">static</span> <a href="#" onclick="javascript:navigateToHelp2Keyword('frlrfSystemThreadingTasksTaskClassTopic','System.Threading.Tasks.Task')">Task</a> FilterAsync<<a class="PopupLink" id="TPopupLink" data-popupcontentsource="#TPopupContent" data-popupshowevent="click mouseenter">T</a>>( <a href="C1.CollectionView~C1.CollectionView.ICollectionView`1.html">ICollectionView<T></a> <i><a class="PopupLink" id="collectionViewPopupLink" data-popupcontentsource="#collectionViewPopupContent" data-popupshowevent="click mouseenter">collectionView</a></i>, <a href="#" onclick="javascript:navigateToHelp2Keyword('frlrfSystemStringClassTopic','System.String')">string</a> <i><a class="PopupLink" id="queryPopupLink" data-popupcontentsource="#queryPopupContent" data-popupshowevent="click mouseenter">query</a></i>, <a href="#" onclick="javascript:navigateToHelp2Keyword('frlrfSystemBooleanClassTopic','System.Boolean')">bool</a> <i><a class="PopupLink" id="treatSpacesAsAndOperatorPopupLink" data-popupcontentsource="#treatSpacesAsAndOperatorPopupContent" data-popupshowevent="click mouseenter">treatSpacesAsAndOperator</a></i>, <a href="#" onclick="javascript:navigateToHelp2Keyword('frlrfSystemBooleanClassTopic','System.Boolean')">bool</a> <i><a class="PopupLink" id="matchNumbersPopupLink" data-popupcontentsource="#matchNumbersPopupContent" data-popupshowevent="click mouseenter">matchNumbers</a></i> ) <span style="color: #0000FF; ">where</span> T: <span style="color: #0000FF; ">class</span></pre></pre> </div> </div> <!--DXMETADATA end --> <!--DXMETADATA start type="FilteredItemList" scrap="PARAMETERS_LIST" namespace="parameter" source="Item" filter="" NoCr="True" format="<h4 class=dxh4>$$ParameterList$$</h4>%%filtereditemlist%%" --><h4 class="dxh4">Parameters</h4><dl><dt><i>collectionView</i></dt> <dd>The collection view.</dd><dt><i>query</i></dt> <dd>The query string to be filtered.</dd><dt><i>treatSpacesAsAndOperator</i></dt> <dd>if set to <code originaltag="c">true</code> treat spaces as and operator.</dd><dt><i>matchNumbers</i></dt> <dd>if set to <code originaltag="c">true</code> it will look into numeric fields.</dd></dl><!--DXMETADATA end --> <!--DXMETADATA start type="FilteredItemList" scrap="GENERICARGUMENT_LIST" namespace="generic argument" source="Item" filter="" format="<h4 class=dxh4>$$GenericArguments$$</h4>%%filtereditemlist%%" --><h4 class="dxh4">Type Parameters</h4><dl> <dt><i>T</i></dt> <dd></dd> </dl><!--DXMETADATA end --> <!--DXMETADATA start type="TaggedComment" source="Item" id="##RETURNS" format="<h4 class=dxh4>$$Return_Type$$</h4><div class=""ReturnsContent"">%%comment%%</div></div>" blankformat="</div>" --></div><!--DXMETADATA end --> <!--DXMETADATA start type="FilteredItemList" scrap="EXCEPTION_LIST" namespace="exception" source="Item" filter="" designtime="true" format="%%replaceinquotes:value=false%%%%scrap:name=_COLLAPSIBLE_HEADER,idprefix=exceptions,caption=""$$Exceptions$$%%designlist:tagidentifier=##EXCEPTION,itemtype=Exception%%""%%%%filtereditemlist%%</div>" --><!--DXMETADATA end --> <!--DXMETADATA start type="Literal" condition="childitems:itemtype=contract,filter=""type=requires+ensures+ensuresonthrow+pure""" value="%%scrap:name=_COLLAPSIBLE_HEADER,idprefix=contracts,caption=$$Contracts$$%%%%filtereditemlist:scrap=CONTRACT_LIST,namespace=contract,source=item,filter=""type=requires+ensures+ensuresonthrow""%%</div>" --><!--DXMETADATA end --> <!--DXMETADATA start type="FilteredItemList" scrap="PERMISSION_LIST" namespace="permission" source="Item" filter="" designtime="true" format="%%replaceinquotes:value=false%%%%scrap:name=_COLLAPSIBLE_HEADER,idprefix=permissions,caption=""$$Permissions$$%%designlist:tagidentifier=##PERMISSION,itemtype=Permission%%""%%%%filtereditemlist%%</div>" --><!--DXMETADATA end --> <!--DXMETADATA start type="TaggedComment" source="Item" id="##REMARKS" format="%%scrap:name=_COLLAPSIBLE_HEADER,idprefix=remarks,caption=$$Remarks$$%%%%comment%%</div>" --><!--DXMETADATA end --> <a name="exampleBookmark"></a> <!--DXMETADATA start type="TaggedComment" source="Item" id="##EXAMPLEINTRO" format="%%replaceinquotes:value=false%%%%scrap:name=_COLLAPSIBLE_HEADER,idprefix=example,caption=""$$Example$$%%designlist:tagidentifier=##EXAMPLECODE,itemtype=Example%%""%%%%comment%%" --><!--DXMETADATA end --> <!--DXMETADATA start type="FilteredItemList" scrap="EXAMPLEGROUP_LIST" namespace="ExampleGroup" source="Item" filter="type=inline" condition="content:content=""%%GroupExamples%%"",operator=""="",value=""True""" NoHeader="True" NoFooter="True" format="%%replaceinquotes:value=false%%%%taggedcomment:source=item,id=##EXAMPLEINTRO,blankformat=""%%scrap:name=_COLLAPSIBLE_HEADER,idprefix=example,caption=$$Example$$%%"",format= %%%%filtereditemlist%%</div>" blankformat="%%taggedcomment:source=item,id=##EXAMPLEINTRO,format=</div>%%" --><!--DXMETADATA end --> <!--DXMETADATA start type="FilteredItemList" scrap="INLINE_EXAMPLE" namespace="Example" source="Item" filter="type=inline" condition="content:content=""%%GroupExamples%%"",operator=""<>"",value=""True""" NoHeader="True" NoFooter="True" format="%%replaceinquotes:value=false%%%%taggedcomment:source=item,id=##EXAMPLEINTRO,blankformat=""%%scrap:name=_COLLAPSIBLE_HEADER,idprefix=example,caption=$$Example$$%%"",format= %%%%filtereditemlist%%</div>" blankformat="%%taggedcomment:source=item,id=##EXAMPLEINTRO,format=</div>%%" --><!--DXMETADATA end --> <!--DXMETADATA start type="FilteredItemList" scrap="MENU_LINK" namespace="example" source="Item" filter="" NoHeader="True" NoFooter="True" format="%%scrap:name=_COLLAPSIBLE_HEADER,idprefix=example,caption=$$Example$$%%%%filtereditemlist%%</div>" --><!--DXMETADATA end --> <!--DXMETADATA start type="TaggedComment" source="Item" id="##REQUIREMENTS" format="%%scrap:name=_COLLAPSIBLE_HEADER,idprefix=requirements,caption=$$Requirements$$%%%%comment%%</div>" blankformat="%%variable:name=defaultmemberrequirements%%" --><div class="SectionHeading" id="requirementsSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">Requirements</span></div><div id="requirementsSectionContent" class="SectionContent"><p><b>Target Platforms:</b> Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2</p></div><!--DXMETADATA end --> <a name="seealsobookmark"></a> <!--DXMETADATA start type="FilteredItemList" scrap="CATEGORIZED_LINKS" namespace="linkcategory" source="Item" filter="" NoHeader="True" NoFooter="True" format="%%replaceinquotes:value=false%%%%scrap:name=_COLLAPSIBLE_HEADER,idprefix=seealso,caption=""$$See_Also$$%%designlist:tagidentifier=##SEEALSO,itemtype=See Also%%""%%%%filtereditemlist%%</div>"--><div class="SectionHeading" id="seealsoSectionHeading"><span class="SectionHeadingIcon"><!-- --></span><span class="SectionHeadingText">See Also</span></div><div id="seealsoSectionContent" class="SectionContent"><h4 class="subHeading">Reference</h4><p><a href="C1.CollectionView~C1.CollectionView.ICollectionViewEx.html">ICollectionViewEx Class</a> <br><a href="C1.CollectionView~C1.CollectionView.ICollectionViewEx_members.html">ICollectionViewEx Members</a> <br><a href="C1.CollectionView~C1.CollectionView.ICollectionViewEx~FilterAsync.html">Overload List</a> </p> </div><!--DXMETADATA end--> </div> <div id="FooterContent"> <!--DXMETADATA start type="Scrap" condition="communityenabled" name="_COMMUNITY_FOOTER" --><!--DXMETADATA end --> <!--DXMETADATA start type="Variable" name="CopyrightNotice" format="<p> </p><p> </p><hr style=""height: 1px"" /><p>%%variable%%</p>" --><!--DXMETADATA end --> <!--DXMETADATA start type="Variable" name="FeedbackLink" format="" --><a href="mailto:support@company.com?subject=Documentation Feedback: C1.CollectionView~C1.CollectionView.ICollectionViewEx~FilterAsync``1(ICollectionView{``0},String,Boolean,Boolean).html">Send Feedback</a><!--DXMETADATA end--> </div> </body> </html>