Navigate an XML Document in E4X

           
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="vertical">
    <mx:Script>
            
        private var xmlItems:XML =<order>
                            <item id='1'>
                                <menuName>A</menuName>
                                <price>3.5</price>
                            </item>
                            <item id='2'>
                                <menuName>B</menuName>
                                <price>1.5</price>
                            </item>
                        </order>
        private var arr:Array;
        private function init():void {
            arr = new Array();
            for each(var xml:XML in xmlItems.item) {
                arr.push(Number(xml.@id));
            }
        }
      
    </mx:Script>    
</mx:Application>

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37.	Using \|\| (or) notation
38.	Reference Repeated Components
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40.	Reference Nested Components
41.	Adding and removing leaf nodes at run time
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Navigate an XML Document in E4X : XML data « Data Model « Flex

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