Get input from TextInput, Do calculation and assign result to Label : TextInput « Components « Flex

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2. Components
3. TextInput

Get input from TextInput, Do calculation and assign result to Label

          

<?xml version="1.0"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
    creationComplete="foo()">
    <mx:Script>
    [Bindable]
    private var answer:String;
    private function foo () : Function {
        var x:int = int(ti1.text);
        function rectArea(y:int) : int { 
            return x * y
        }
        return rectArea;
    }
    private function bar () : void {
        var myProduct:Function = foo();
        answer = myProduct(int(ti2.text)); 
    }
  </mx:Script>
    <mx:Form>
        <mx:FormItem label="X">
            <mx:TextInput id="ti1" text="10" />
        </mx:FormItem>
        <mx:FormItem label="Y">
            <mx:TextInput id="ti2" text="20" />
        </mx:FormItem>
        <mx:Label id="label1" text="{answer}" />
    </mx:Form>
    <mx:Button id='b1' label="X * Y" click="bar()" />
</mx:Application>

   
    
    
    
    
    
    
    
    
    
  

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