Set value of the CategoryAxis object's dataProvider property to a custom Array of labels

         
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<!-- charts/CategoryAxisLabels.mxml -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">
    <mx:Script>
        import mx.collections.ArrayCollection;
        [Bindable]
        public var expenses:ArrayCollection = new ArrayCollection([
            {Month:"Jan", Profit:2000, Expenses:1500, Amount:450},
            {Month:"Feb", Profit:1000, Expenses:200, Amount:600},
            {Month:"Mar", Profit:1500, Expenses:500, Amount:300}
            ]);
        [Bindable]
        public var months:Array = [
            {Month:"January", monthAbbrev:"Jan"},
            {Month:"February", monthAbbrev:"Feb"},
            {Month:"March", monthAbbrev:"Mar"}
            ];
      </mx:Script>
    <mx:Panel title="Line Chart">
        <mx:AreaChart dataProvider="{expenses}" showDataTips="true">
            <mx:horizontalAxis>
                <mx:CategoryAxis dataProvider="{months}" categoryField="Month" />
            </mx:horizontalAxis>
            <mx:series>
                <mx:AreaSeries yField="Profit" displayName="Profit" />
                <mx:AreaSeries yField="Expenses" displayName="Expenses" />
            </mx:series>
        </mx:AreaChart>
    </mx:Panel>
</mx:Application>

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Set value of the CategoryAxis object's dataProvider property to a custom Array of labels : Array « Data Model « Flex

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