ZipCodeValidator

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Package	mx.validators
Class	public class ZipCodeValidator
Inheritance	ZipCodeValidator Validator EventDispatcher Object

Language Version:

ActionScript 3.0

Product Version:

Flex 3

Runtime Versions:

Flash Player 9, AIR 1.1

The ZipCodeValidator class validates that a String has the correct length and format for a five-digit ZIP code, a five-digit+four-digit United States ZIP code, or Canadian postal code.

MXML Syntax expanded

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The <mx:ZipCodeValidator> tag inherits all of the tag attributes of its superclass, and adds the following tag attributes:

  <mx:ZipCodeValidator
    allowedFormatChars=" -" 
    domain="US Only | US or Canada | Canada Only"
    invalidCharError="The ZIP code contains invalid characters." 
    invalidDomainError="The domain parameter is invalid. It must be either 'US Only', 'Canada Only', or 'US or Canada'." 
    wrongCAFormatError="The Canadian postal code must be formatted 'A1B 2C3'." 
    wrongLengthError="The ZIP code must be 5 digits or 5+4 digits." 
    wrongUSFormatError="The ZIP+4 code must be formatted '12345-6789'." 
  />

View the examples

More examples

Validating data
Validating ZIP codes

Related API Elements

mx.validators.ZipCodeValidatorDomainType

Public Properties

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	Property		Defined By
		allowedFormatChars : String The set of formatting characters allowed in the ZIP code.	ZipCodeValidator
		constructor : Object A reference to the class object or constructor function for a given object instance.	Object
		domain : String Type of ZIP code to check.	ZipCodeValidator
		enabled : Boolean Setting this value to false will stop the validator from performing validation.	Validator
		invalidCharError : String Error message when the ZIP code contains invalid characters.	ZipCodeValidator
		invalidDomainError : String Error message when the domain property contains an invalid value.	ZipCodeValidator
		listener : Object Specifies the validation listener.	Validator
		property : String A String specifying the name of the property of the source object that contains the value to validate.	Validator
		required : Boolean = true If true, specifies that a missing or empty value causes a validation error.	Validator
		requiredFieldError : String Error message when a value is missing and the required property is true.	Validator
		source : Object Specifies the object containing the property to validate.	Validator
		trigger : IEventDispatcher Specifies the component generating the event that triggers the validator.	Validator
		triggerEvent : String Specifies the event that triggers the validation.	Validator
		wrongCAFormatError : String Error message for an invalid Canadian postal code.	ZipCodeValidator
		wrongLengthError : String Error message for an invalid US ZIP code.	ZipCodeValidator
		wrongUSFormatError : String Error message for an incorrectly formatted ZIP code.	ZipCodeValidator

Protected Properties

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	Property		Defined By
		actualListeners : Array [read-only] Contains an Array of listener objects, if any, or the source object.	Validator
		actualTrigger : IEventDispatcher [read-only] Contains the trigger object, if any, or the source object.	Validator
		resourceManager : IResourceManager [read-only] A reference to the object which manages all of the application's localized resources.	Validator
		subFields : Array An Array of Strings containing the names for the properties contained in the value Object passed to the validate() method.	Validator

Public Methods

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	Method		Defined By
		ZipCodeValidator() Constructor.	ZipCodeValidator
		addEventListener(type:String, listener:Function, useCapture:Boolean = false, priority:int = 0, useWeakReference:Boolean = false):void Registers an event listener object with an EventDispatcher object so that the listener receives notification of an event.	EventDispatcher
		dispatchEvent(event:Event):Boolean Dispatches an event into the event flow.	EventDispatcher
		hasEventListener(type:String):Boolean Checks whether the EventDispatcher object has any listeners registered for a specific type of event.	EventDispatcher
		hasOwnProperty(name:String):Boolean Indicates whether an object has a specified property defined.	Object
		initialized(document:Object, id:String):void Called automatically by the MXML compiler when the Validator is created using an MXML tag.	Validator
		isPrototypeOf(theClass:Object):Boolean Indicates whether an instance of the Object class is in the prototype chain of the object specified as the parameter.	Object
		propertyIsEnumerable(name:String):Boolean Indicates whether the specified property exists and is enumerable.	Object
		removeEventListener(type:String, listener:Function, useCapture:Boolean = false):void Removes a listener from the EventDispatcher object.	EventDispatcher
		setPropertyIsEnumerable(name:String, isEnum:Boolean = true):void Sets the availability of a dynamic property for loop operations.	Object
		toLocaleString():String Returns the string representation of this object, formatted according to locale-specific conventions.	Object
		toString():String Returns the string representation of the specified object.	Object
		validate(value:Object = null, suppressEvents:Boolean = false):ValidationResultEvent Performs validation and optionally notifies the listeners of the result.	Validator
		validateAll(validators:Array):Array [static] Invokes all the validators in the validators Array.	Validator
		validateZipCode(validator:ZipCodeValidator, value:Object, baseField:String):Array [static] Convenience method for calling a validator.	ZipCodeValidator
		valueOf():Object Returns the primitive value of the specified object.	Object
		willTrigger(type:String):Boolean Checks whether an event listener is registered with this EventDispatcher object or any of its ancestors for the specified event type.	EventDispatcher

Protected Methods

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	Method		Defined By
		addListenerHandler():void Sets up all of the listeners for the valid and invalid events dispatched from the validator.	Validator
		doValidation(value:Object):Array [override] Override of the base class doValidation() method to validate a ZIP code.	ZipCodeValidator
		getValueFromSource():Object Returns the Object to validate.	Validator
		handleResults(errorResults:Array):ValidationResultEvent Returns a ValidationResultEvent from the Array of error results.	Validator
		isRealValue(value:Object):Boolean Returns true if value is not null.	Validator
		removeListenerHandler():void Disconnects all of the listeners for the valid and invalid events dispatched from the validator.	Validator
		resourcesChanged():void This method is called when a Validator is constructed, and again whenever the ResourceManager dispatches a "change" Event to indicate that the localized resources have changed in some way.	Validator

Events

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	Summary	Defined By
activate	[broadcast event] Dispatched when the Flash Player or AIR application gains operating system focus and becomes active.	EventDispatcher
deactivate	[broadcast event] Dispatched when the Flash Player or AIR application operating loses system focus and is becoming inactive.	EventDispatcher
invalid	Dispatched when validation fails.	Validator
valid	Dispatched when validation succeeds.	Validator

Protected Constants

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	Constant		Defined By

Property Detail

Constructor Detail

Method Detail

Examples How to use this example

ZipCodeValidatorExample.mxml

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<?xml version="1.0" encoding="utf-8"?>
<!-- Simple example to demonstrate the ZipCodeValidator. -->
<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">

    <fx:Script>
        import mx.controls.Alert;
    </fx:Script>

    <fx:Declarations>
        <mx:ZipCodeValidator source="{zip}" property="text" 
                trigger="{myButton}" triggerEvent="click"  
                valid="Alert.show('Validation Succeeded!');"
                invalid="Alert.show('Validation Failed!');"/>
    </fx:Declarations>

    <s:Panel title="ZipcodeValidator Example"
            width="75%" height="75%"
            horizontalCenter="0" verticalCenter="0">
        <mx:Form left="10" right="10" top="10" bottom="10">
            <mx:FormItem label="Enter a 5 or 9 digit U.S. Zip code: ">
                <s:TextInput id="zip" width="100%"/>
            </mx:FormItem>
            <mx:FormItem >
                <s:Button id="myButton" label="Validate" />
            </mx:FormItem>
        </mx:Form>
    </s:Panel>

</s:Application>

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	`validator:ZipCodeValidator` — The ZipCodeValidator instance.

	`value:Object` — A field to validate.

	`baseField:String` — Text representation of the subfield specified in the `value` parameter. For example, if the `value` parameter specifies value.zipCode, the `baseField` value is `"zipCode"`.

ZipCodeValidator - AS3 Flex

Package mx.validators

allowedFormatChars

domain

invalidCharError

invalidDomainError

wrongCAFormatError

wrongLengthError

wrongUSFormatError

doValidation

validateZipCode