A function returning String and use it in button event handler

      

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">
    <mx:Script>
        
        import mx.controls.Alert;
        public function textMerge(input1:String,input2:String):String
        {
            var x:String = input1 + input2;
            return x;
        }
      
    </mx:Script>
    <mx:TextInput id="value1" />
    <mx:Label text="and" />
    <mx:TextInput id="value2" />
    <mx:Button label="Join" click="Alert.show(textMerge(value1.text,value2.text))" />
</mx:Application>

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A function returning String and use it in button event handler : Event Handler « Event « Flex

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