Validating a data model using the validate() method

          
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute">
    <mx:Script>
        
            import mx.controls.Alert;
            import mx.events.ValidationResultEvent;
            import mx.validators.PhoneNumberValidator;
            
            private var phoneV:PhoneNumberValidator;
            private var phoneVResult:ValidationResultEvent;
            private var nameVResult:ValidationResultEvent;

            private function doValidate():void
            {
                phoneV = new PhoneNumberValidator();
                phoneV.source = myModel;
                phoneV.property = "phone";
                phoneV.listener=phoneTxt;
                phoneV.required = true;
                phoneV.allowedFormatChars = "+,-";
                phoneV.invalidCharError = "Insert valid chars";
                phoneV.wrongLengthError = "The number is too short or too long";
                phoneV.requiredFieldError = "This input is required";
                phoneVResult = phoneV.validate();
                
                if(phoneVResult.type==ValidationResultEvent.VALID)  
                {
                    Alert.show("Validated!", "Validation Message", 4);
                        
                }  else if(phoneVResult.type==ValidationResultEvent.INVALID) 
                {
                    Alert.show("NOT validated !", "Validation Message", 4);
                }
            }
          
    </mx:Script>
    <mx:Model id="myModel">
         <root>
         <name>{nameTxt.text}</name>
         <surname>{surnameTxt.text}</surname>
         <phone>{phoneTxt.text}</phone>
         </root>
    </mx:Model>
    <mx:Form id="myForm">
        <mx:HBox>           
            <mx:TextInput id="nameTxt"  />
            <mx:Label id="myLbl" text="" visible="false" />
        </mx:HBox>
        <mx:FormItem label="Insert Surname">
            <mx:TextInput id="surnameTxt" />
        </mx:FormItem>
        <mx:FormItem label="Insert Phone Number">
            <mx:TextInput id="phoneTxt" />
        </mx:FormItem>
        
    </mx:Form>
    
    <mx:Button label="Validate" click="doValidate();" x="284" y="172"/>
    
        
</mx:Application>

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Validating a data model using the validate() method : Model « Data Model « Flex

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