`
geelong
  • 浏览: 115273 次
  • 性别: Icon_minigender_1
  • 来自: 广州
社区版块
存档分类
最新评论

js 监听键盘事件

阅读更多
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<script type="text/javascript">
//1
var size=0;
var key=new Array();

   function keyDown(e) {
       if(navigator.appName == "Microsoft Internet Explorer")
       {
           var keycode = event.keyCode;
           var realkey = String.fromCharCode(event.keyCode);
       }else{
           var keycode = e.which;
           var realkey = String.fromCharCode(e.which);
       }
	   key[size]=keycode;
	   size+=1;
	   if(size==2&&key[0]==17&key[1]==13){
	   
//	   &&key[0]==17&key[1]==13
           alert(key[0]);
		   alert(key[1]);
           alert("a");
		   size=0;
	   }
	   
//       alert("按键码: " + keycode + " 字符: " + realkey);
   }
   document.onkeydown = keyDown;

//2
//    function keyUp(e) {
//       var currKey=0,e=e||event;
//       currKey=e.keyCode||e.which||e.charCode;
//       var keyName = String.fromCharCode(currKey);
//       alert("按键码: " + currKey + " 字符: " + keyName);
//   }
//   document.onkeyup = keyUp;
//alert(window.event.ctrlKey);
   
</script>
</head>

<body>
</body>
</html>
 
分享到:
评论

相关推荐

Global site tag (gtag.js) - Google Analytics