Request向客户机输出表单，并获取数据

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向客户机输出不同的表单，以收集客户机数据，在服务器获取数据

public void doGet(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException { String username = request.getParameter("username"); System.out.println(username);String password = request.getParameter("password");System.out.println(password);String sex = request.getParameter("sex");System.out.println(sex);String city = request.getParameter("city");System.out.println(city);String likes[] = request.getParameterValues("likes");for (int i = 0; likes != null && i < likes.length; i++) {System.out.println(likes[i]);}String discription = request.getParameter("discription");System.out.println(discription);}

<!DOCTYPE html><html>  <head>    <title>form.html</title>    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">    <meta http-equiv="description" content="this is my page">    <meta http-equiv="content-type" content="text/html; charset=UTF-8">        <!--<link rel="stylesheet" type="text/css" href="./styles.css">-->  </head>    <body>    <form action="/Request/servlet/RequestDemo3" method="post"><!-- 通过文本框提交把数据带给服务器 -->用户名：<input type="text" name="username"><br /> 密 码：<input type="password" name="password"><br /> 性别：<input type="radio" name="sex" value="male">男 <input type="radio" name="sex" value="female">女<br/>所在地：<select name="city"> <option value="beijing">北京</option> <option value="shanghai">上海</option> <option value="changsha">长沙</option></select><br/>爱好：<input type="checkbox" name="likes" value="sing">唱歌<input type="checkbox" name="likes" value="dance">跳舞<input type="checkbox" name="likes" value="basketball">篮球<input type="checkbox" name="likes" value="football">足球<input type="checkbox" name="likes" value="pingpang">乒乓球<br/>简介：<textarea rows="6" cols="60" name="discription"></textarea><br/>大头照：<input type="file" name="image"><br/>  <input type="submit" value="提交"><br /></form>  </body></html>

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