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Categories / Flex / Data Model

 

Add filter to ArrayCollection

<mx:Application      xmlns:mx="http://www.adobe.com/2006/mxml"            xmlns:s="library://ns.adobe.com/flex/spark">          <mx:ArrayCollection id="collection">             <mx:Object name="A" age="25" />             <mx:Object name="B" age="15" />             <mx:Object name="C" age="23" />     </mx:ArrayCollection>          <mx:Script>                                   private function applyFilter():void             {                 collection.filterFunction = filterFunc;                 collection.refresh();             }                          private function filterFunc(value:Object):Object              {                 return (Number(value.age) > 21);             }            </mx:Script>          <s:DropDownList labelField="name" dataProvider="{collection}" />     <mx:Button label="set filter" click="applyFilter();" />      </mx:Application>