both source and destination properties must resolve to a bindable property or property chain at compile time : Data Binding « Data Model « Flex

1. Flex
2. Data Model
3. Data Binding

both source and destination properties must resolve to a bindable property or property chain at compile time

            

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<!-- binding/BindBiDirection.mxml -->
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
    xmlns:s="library://ns.adobe.com/flex/spark"
    xmlns:mx="library://ns.adobe.com/flex/mx">
    <s:layout>
        <s:VerticalLayout paddingTop="10" />
    </s:layout>
    <s:Label text="Specify data binding for both controls." />
    <s:TextInput id="input1" text="{input2.text}" />
    <s:TextInput id="input2" text="{input1.text}" />
    <s:Label text="Use the bidirectional data binding syntax." />
    <s:TextInput id="input3" text="@{input4.text}" />
    <s:TextInput id="input4" />
    <s:Label text="Use the Binding tag." />
    <s:TextInput id="input5" />
    <s:TextInput id="input6" />
    <fx:Binding source="input5.text" destination="input6.text"
        twoWay="true" />
</s:Application>

   
    
    
    
    
    
    
    
    
    
    
    
  

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