JS 键盘监听事件 enter 13
var ie;
if (document.all) ie = true; else ie = false; //判断是否IE
document.onkeydown = KeyPress; //设置键盘事件函数
function KeyPress(){
var key;
if (ie) key = event.keyCode; //ie获取键盘值
else key = KeyPress.arguments[0].keyCode; //其它浏览器获取键盘值
console.log(key); //输出对应的键盘值
}
例子：
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>key press</title>
</head>
<body>
F12 查看键盘对应的数值
</body>
<script type="text/javascript">
var ie;
if (document.all) ie = true; else ie = false; //判断是否IE
document.onkeydown = KeyPress; //设置键盘事件函数
function KeyPress() {
var key;
if (ie) key = event.keyCode; //ie获取键盘值
else key = KeyPress.arguments[0].keyCode; //其它浏览器获取键盘值
console.log(key); //输出对应的键盘值
}
</script>
</html>
enter 13
