Introspects the Button control and prints the details to TextArea controls:

      

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<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
    xmlns:mx="library://ns.adobe.com/flex/mx"
    xmlns:s="library://ns.adobe.com/flex/spark"
    creationComplete="getDetails()">
    <s:layout>
        <s:VerticalLayout />
    </s:layout>
    <fx:Script>
         
        import flash.utils.*; 
        public function getDetails():void { 
            var classInfo:XML = describeType(button1); 
            ta2.text = classInfo.toString(); 
            ta1.text = "Class " + classInfo.@name.toString() + "\n"; 
            for each (var v:XML in classInfo..variable) { 
                ta1.text += "Variable " + v.@name + "=" + button1[v.@name] + " (" + v.@type + ")\n"; 
            } 
            for each (var a:XML in classInfo..accessor) { 
                if (a.@access == 'writeonly') { 
                    ta1.text += "Property " + a.@name + " (" + a.@type +")\n"; 
                }else { 
                    ta1.text += "Property " + a.@name + "=" + button1[a.@name] + " (" + a.@type +")\n"; 
                } 
            } 
            for each (var m:XML in classInfo..method) { 
                ta1.text += "Method " + m.@name + "():" + m.@returnType + "\n"; 
            } 
        } 
      
    </fx:Script>
    <s:Button label="This Button Does Nothing" id="button1" />
    <s:TextArea id="ta1" width="400" height="200" />
    <s:TextArea id="ta2" width="400" height="200" />
</s:Application>

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Introspects the Button control and prints the details to TextArea controls: : TextArea « Components « Flex

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