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Use CurrencyValidator to validate money values

<?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">     <mx:CurrencyValidator source="{income}"                            property="text"                           allowNegative="false"                            negativeError="You pay your employer?"                           precision="2"                            precisionError="Just 2 decimals please."                           trigger="{submitButton}"                            triggerEvent="click" />     <mx:Text text="Money value:" />     <mx:TextInput id="income" />     <mx:Button label="Submit" id="submitButton" /> </mx:Application>