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Restrict TextField to N Words instead of N Characters

/ Published in: ActionScript 3
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  1. package {
  2.   import flash.display.*;
  3.   import flash.events.*;
  4.   import flash.text.*;
  5.  
  6.   public class Main extends Sprite {
  7.     private var _inputfield:TextField;
  8.  
  9.     public function Main() {
  10.  
  11.     	_inputfield = new TextField(  );
  12.     	_inputfield.addEventListener(Event.CHANGE, changeListener);
  13. 	_inputfield.width  = 150;
  14.     	_inputfield.height = 30;
  15.     	_inputfield.border     = true;
  16.     	_inputfield.background = true;
  17.     	_inputfield.type = TextFieldType.INPUT;
  18.     	addChild(_inputfield);
  19.  
  20.  
  21.     }
  22.     private function changeListener (e:Event):void {
  23.       var formTextField : TextField = TextField( evtObj.target );
  24. 		var wordsArr:Array  = formTextField.text.split(" ");
  25.  
  26. 		if(wordsArr.length == MAX_WORDS) {
  27. 			formTextField.maxChars = formTextField.text.length; 
  28. 		}
  29.     }
  30.   }
  31. }

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