request内置对象(上）1

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<%@ 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 ‘reg.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">
    -->

</head>

<body>
    <h1>用户注册</h1>
    <hr>
    <form name="regForm" action="index.jsp" method="post">
        <table>
            <tr>
                <td>用户名：</td>
                <td><input type="text" name="username" />
                </td>
            </tr>
            <tr>
                <td>爱好： <input type="checkbox" name="favorite" value="read">读书
                    <input type="checkbox" name="favorite" value="music">音乐 <input
                    type="checkbox" name="favorite" value="movie">电影 <input
                    type="checkbox" name="favorite" value="internet">上网</td>
            </tr>
            <tr>
                <td colspan="2"><input type="submit" value="提交" />
                </td>
            </tr>
        </table>
    </form>
    
    <br>
    <br>
    <a href="index.jsp?username=李四">测试URL传参数</a>
</body>
</html>
<%@ 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 ‘index.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">
    -->
  </head>
  
  <body>
  <h1>request内置对象</h1>
  <%
              request.setCharacterEncoding("utf-8");
   %>
  用户名：<%=request.getParameter("username") %><br>
  爱好： <%
            if(request.getParameterValues("favorite")!=null)
            {
              String[] favorite=request.getParameterValues("favorite");
              for(int i=0;i<favorite.length;i++)
              {
                  out.println(favorite[i]+"&nbsp&nbsp");
              }
            }
          %>
          
          <br>
          <br>
  </body>
</html>

 

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