<!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>
<title>获取键盘键值：请按任意键</title>
<script type="text/javascript" language="javascript">
<!--
function keyDown() {
var keycode = event.keyCode
var realkey = String.fromCharCode(event.keyCode)
alert("keycode: " + keycode + "/nrealkey: " + realkey) }
document.onkeydown = keyDown
//-->
</script>
</head>
<body>
<p class="p2">js按键处理demo</p>
</body>
</html>
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