textarea里面怎么检测到回车事件

textarea里面如何检测到回车事件？
textarea里面如何检测到回车事件？

[解决办法]
用flex可以实现

JScript code

<mx:application xmlns:mx="http://www.adobe.com/2006/mxml">layout="vertical"verticalAlign="middle"backgroundColor="white"&gt;</mx:application> <mx:script><!--[CDATA[private function textArea_textInput(evt:TextEvent):void {if (evt.text == "\n") {evt.preventDefault();}}]]--></mx:script> <mx:textarea id="textArea">verticalScrollPolicy="on"width="160"height="120"textInput="textArea_textInput(event);"&gt;<mx:text>The quick brown fox jumped over the lazy dog.</mx:text></mx:textarea>
[解决办法]
http://www.nowamagic.net/javascript/js_GetBlankAndEnterInTextarea.php
[解决办法]
 function EnterClick() {
           var code = document.all ? window.event.keyCode : arguments.callee.caller.arguments[0].which;
           if (code == "13") //enter键
           {
              
               ////
           }
       };
[解决办法]
http://www.nokiamobile.org.cn/29_090810_1490012.html