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PhoneFormatter in Flex4

The PhoneFormatter class changes a number into a phone number format.

PhoneFormatter in Flex4:

The PhoneFormatter class changes a number into a phone number format.
You can use the formatString property for formatted a number.  The default area code is (###). You can set the areaCodeFormat property for area code.
If an error occurs this error is saved to the error property. The error property has two types of error values: Invalid value, Invalid format. The tag of NumberFormatter is <mx:NumberFormatter>. You will be declare a formatter in <fx:Declarations> tag.


<?xml version="1.0" encoding="utf-8"?>

<s:Application xmlns:fx=""



minWidth="955" minHeight="600">




private var result:ValidationResultEvent;

private function Format():void


result = pnValidator.validate();

if (result.type==ValidationResultEvent.VALID) {

phonelbl.text= phoneFormatter.format(phonetxt.text);


else {

phonelbl.text= "Invalid Phone No.";






<mx:PhoneFormatter id="phoneFormatter" formatString="(###) ###-####"

 validPatternChars="#-() "/>

<mx:PhoneNumberValidator id="pnValidator" source="{phonetxt}" property="text"/>


<s:Panel title="PhoneFormatter Example" width="612">

<mx:Form backgroundColor="#096465" width="610">

<mx:FormItem label="Enter phone no.:" color="#FFFFFF" fontFamily="verdana">

<s:TextInput id="phonetxt" width="100%" color="#000000" fontFamily="verdana"/>


<mx:FormItem label="Formatted phone no.: " color="#FFFFFF" fontFamily="verdana">

<s:Label id="phonelbl" color="#FFFFFF" fontFamily="verdana"/>



<s:Button label="Format" click="Format();"/>






Running Application:

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Posted on: June 2, 2010 If you enjoyed this post then why not add us on Google+? Add us to your Circles

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