<!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>TEST</title>
<script>
function senddata(inputobj){
var obj;
obj=document.getElementById("outdiv");
obj.innerHTML=inputobj.value;
}
</script>
</head>
<body>
<div id="outdiv"></div>
<input type="text" name="txt1" onKeyup="javascript:senddata(this);" />
</body>
</html>本回答被提问者采纳