Data Model Flex

    xmlns:mx="http://www.adobe.com/2006/mxml"
    layout="vertical">
    
        
        private var xmlItems:XML =
                            
                                A
                                3.5
                            
                            
                                B
                                1.45
                            
                        

        
        private var arr:Array;
        
        private function init():void {
            arr = new Array();
            for each ( var xml:XML in xmlItems) {
                arr.push(xmlItems.item.(/\d\d\d/.test(@id)).price);
            }
            trace(arr);
        }