<html>
<head>
<title>使用隱藏控件爲表單添加的參數</title>
<meta charset="utf-8" http-equiv="content-type" content="text/html">
<script>
function sb(){
document.forms[0].myhidden.value='我是隱藏的';
var str='表單將提交包括:';
str+='\n年份:'+document.forms[0].myselect.value;
str+='\n姓名:'+document.forms[0].myname.value;
str+='\n隱藏變量:'+document.forms[0].myhidden.value;
alert(str);
}
</script>
</head>
<body style=" text-align:center">
<form method="post">
<input type="hidden" name="myhidden">
<select name="myselect">
<option value=" ">----請選擇----</option>
<option value="2010">2010</option>
<option value="2011">2011</option>
<option value="2012">2013</option>
<option value="2013">2014</option>
<option value="2015">2015</option>
</select>
<br/>
姓名:<input type="text" name="myname">
<input type="button" onClick="sb()" value="點擊這裏"/>
</form>
<p id="id"></p>
</body>
</html>