<%@ page language="java" import="java.util.*" contentType="text/html; charset=utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'js_session.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script type="text/javascript">
function show(){
alert("显示session值");
//document.getElementById("xianshi").value=<%=(String)session.getAttribute("myName")%>
var s="<%=session.getAttribute("myName")%>";
alert("1");
alert(s);
alert("2");
}
</script>
</head>
<body>
js获取session值<br>
<%session.setAttribute("myName","xxx");%>
<input type="text" name="xianshi"><input type="button" value="text" onclick="show()">
</body>
</html>