JSP之request表单的两种提交及乱码处理-白红宇

表单post提交方式与得到

程序演示：

1 <%@ page language="java" import="java.util.*" pageEncoding="UTF-8" contentType="text/html; charset=UTF-8"%> 2 <% 3 String path = request.getContextPath(); 4 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; 5 %> 6  7  8  9   10     11     12     My JSP '4.jsp' starting page13     14     
     15     
     16     
         17     
     18     
     19     
     22 23   24   25   26     
     
      27       用户名：
      
28       
      
      
29       性别：
      
30       
      男31        
      女
      
32      兴趣：
      
33      
      篮球34      
      旅游35     
      历史36     
      读书
      
37     
      38     
      39     
     
40     41   42

1 <%@ page language="java" import="java.util.*" pageEncoding="UTF-8" contentType="text/html; charset=UTF-8"%> 2 <% 3 String path = request.getContextPath(); 4 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; 5 %> 6  7  8  9   10     11     12     My JSP '5.jsp' starting page13     14     
     15     
     16     
         17     
     18     
     19     
     22 23   24   25   26     <%27     request.setCharacterEncoding("UTF-8");28     out.print("用户名："+request.getParameter("name")+"
");29      out.print("性别："+request.getParameter("sex")+"
");30      String[] interest=request.getParameterValues("interesting");31      out.print("兴趣："+"
");32      for(String i:interest){33           out.print(i+"
");34      }35      %>36   37

表单get提交方式与得到

1 <%@ page language="java" import="java.util.*" pageEncoding="UTF-8" contentType="text/html; charset=UTF-8"%> 2 <% 3 String path = request.getContextPath(); 4 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; 5 %> 6  7  8  9   10     11     12     My JSP '2.jsp' starting page13     14     
     15     
     16     
         17     
     18     
     19     
     22 23   24   25   26     
     
      27       用户名：
      
28       
      
      
29       性别：
      
30       
      男31        
      女
      
32      兴趣：
      
33      
      篮球34      
      旅游35     
      历史36     
      读书
      
37     
      38     
      39     
     
40     41     42     43     44     45   46

1 <%@page import="java.net.URLDecoder"%> 2 <%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> 3 <% 4 String path = request.getContextPath(); 5 String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/"; 6 %> 7  8  9 10   11     12     13     My JSP '3.jsp' starting page14     15     
     16     
     17     
         18     
     19     
     20     
     23 24   25   26   27   <% //获取请求里包含的查询字符串28       String subStr=request.getQueryString();29   30   //使用urldecoder解码31   String codeStr=URLDecoder.decode(subStr, "UTF-8");32   //以&符号分解33   String[] spls=codeStr.split("&");34   35   for(String spl:spls){36      out.print(spl+"
");37   38   }39   40   41   %>42   43   44   45   46