jsp获取多选框组件的值

jsp获取多选框组件的值

1.首先写一个带有多选框的前台页

 1 <%@ page language="java" contentType="text/html; charset=UTF-8"
 2     pageEncoding="UTF-8"%>
 3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 <html>
 5 <head>
 6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 7 <title>Insert title here</title>
 8 </head>
 9 <body>
10 <form action="request2.jsp" method="post">
11   喜欢的颜色:<br/>
12   红:<input type="checkbox" name="color"  value="红"/>
13   绿:<input type="checkbox" name="color"  value="绿"/>
14   蓝:<input type="checkbox" name="color"  value="蓝"/>
15 <hr/>
16 <input type="submit" />
17 </form>
18 </body>
19 </html>

2.写一个处理页获取多选框组件的值

 1 <%@ page language="java" contentType="text/html; charset=UTF-8"
 2     pageEncoding="UTF-8"%>
 3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 <html>
 5 <head>
 6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 7 <title>Insert title here</title>
 8 </head>
 9 <body>
10 <%
11  request.setCharacterEncoding("utf-8");
12  String[] color = request.getParameterValues("color");
13  %>
14  您喜欢的颜色
15  <%
16   for(String c : color){
17       out.println(c + " "); 
18   }
19  %> 
20 </body>
21 </html>

 

posted @ 2018-09-01 15:00  silent_fall  阅读(4521)  评论(0)  编辑  收藏  举报