Use regular expression ABC\d to match a pattern consisting of the letters A, B, and C in sequence followed by any digit : RegExpValidator « Data Model « Flex






Use regular expression ABC\d to match a pattern consisting of the letters A, B, and C in sequence followed by any digit

Use regular expression ABC\d to match a pattern consisting of the letters A, B, and C in sequence followed by any digit
           

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    <!-- validators\RegExpExample.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">
    <fx:Script> 
         
        import mx.events.ValidationResultEvent; 
        import mx.validators.*; 
        private function handleResult(event:ValidationResultEvent):void { 
            if (event.type == "valid") 
            { 
                // For valid events, the results Array contains 
                // RegExpValidationResult objects. 
                var xResult:RegExpValidationResult; 
                myTA.text=""; 
                for (var i:uint = 0; i < event.results.length; i++) 
                { 
                    xResult = event.results[i]; 
                    myTA.text=myTA.text + xResult.matchedIndex + " " + 
                    xResult.matchedString + "\n"; 
                } 
            }else{ 
                // Not necessary, but if you needed to access it, 
                // the results array contains ValidationResult objects. 
                var result:ValidationResult; 
                myTA.text=""; 
            } 
        } 
      
    </fx:Script>
    <fx:Declarations>
        <mx:RegExpValidator id="regExpV" source="{exp}"
            property="text" flags="g" expression="{source.text}" valid="handleResult(event);"
            invalid="handleResult(event);" />
    </fx:Declarations>
    <mx:Form>
        <mx:FormItem label="Search string">
            <s:TextInput id="exp" />
        </mx:FormItem>
        <mx:FormItem label="Regular expression">
            <s:TextInput id="source" text="ABC\d" />
        </mx:FormItem>
        <mx:FormItem label="Results">
            <s:TextArea id="myTA" />
        </mx:FormItem>
    </mx:Form>
</s:Application>

   
    
    
    
    
    
    
    
    
    
    
  








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1.RegExpValidator matches text against a RegEx patternRegExpValidator matches text against a RegEx pattern
2.Using RegExpValidator to find all the matches on the patternUsing RegExpValidator to find all the matches on the pattern