(041)javascript_event_ctrl+enter 

 1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 2 <html xmlns="http://www.w3.org/1999/xhtml">
 3 <head>
 4     <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 5     <title>EVENT</title>
 6     <style type="text/css">
 7     </style>
 8     <script type="text/javascript">
 9 
10         window.onload = function() {
11 
12             var myTextArea = document.getElementById("myTextArea");
13             var myText = document.getElementById("myText");
14             var myBtn = document.getElementById("myBtn");
15 
16             myBtn.onclick = function() {
17                 myTextArea.value += myText.value + "\n";
18                 myText.value = "";
19             };
20 
21             myText.onkeydown = function(ev) {
22 
23                 var oEvent = ev || event;
24 
25                 //ctrlKey , ShiftKey , altKey 组合键
26 
27                 if(oEvent.ctrlKey && oEvent.keyCode == 13) 
28                 {
29                     myTextArea.value += myText.value + "\n";
30                     myText.value = "";
31                 }
32             };
33         };
34 
35     </script>
36 </head>
37 
38 <body>
39 
40     <textarea id="myTextArea" rows="10" cols="30"></textarea> <br/>
41     <input id="myText" type="text" />
42     <input id="myBtn" type="button" value="留言"/>
43  
44 </body>
45 </html>

 

posted @ 2014-03-23 10:58  雪中飞雁  阅读(63)  评论(0)    收藏  举报