Mega Code Archive

 

Categories / Flex / Data Model

 

Using StringValidator to check if the character count is within range

<?xml version="1.0" encoding="utf-8"?> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">     <mx:StringValidator source="{username}"                          property="text"                         minLength="3"                          maxLength="20"                          trigger="{submitButton}"                         triggerEvent="click"                         tooShortError="at least 3 characters"                         tooLongError="too long" />     <mx:Text text="Enter your username:" />     <mx:TextInput id="username" />     <mx:Button label="Submit" id="submitButton" /> </mx:Application>