• JSP简单的练习-用户登记表


    <%@ page language="java" import="java.util.*" pageEncoding="gb2312"%>
    <%
    String path = request.getContextPath();
    String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
    %>
    
    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
    <html>
    <script language="javascript">
         function on_submit()
         { // 验证数据的合法性
             if(form1.username.value=="")
             {
                  alert("用户名不能为空,请输入用户名!");
                  form1.username.focus();
                  return false;
             }
             if(form1.userpassword.value=="")
             {
                  alert("用户密码不能为空,请输入密码!");
                  form1.username.focus();
                  return false;
             }
             if(form1.reuserpassword.value=="")
             {
                  alert("用户确认密码不能为空,请输入密码!");
                  form1.reuserpassword.focus();
                  return false;
             }
             if(form1.userpassword.value!=form1.reuserpassword.value)
             {
                 alert("密码与确认密码不同");
                 form1.userpassword.focus();
                 return false;
             }
             if(form1.email.value.length==0)
             {
                 for(i=0;i<form1.email.value.length;i++)
                 {
                      if(form1.email.value.charAt(i)=="@")
                          break;
                      if(i==form1.email.value.length)
                      {
                          alert("非法E-Mail地址");
                          form1.email.focus();
                          return false;
                      }
                 }
             }
             else
             {
                 alert("请输入E-mail!");
                 form1.email.focus();
                 return false;
             }
         }
    </script>
      <head>
        <meta http-equiv="Content-Type content="text/html; charset=gb2312">
        <base href="<%=basePath%>">
        
        <title>新用户注冊</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>
      <form method="post" action="regist.jsp" name="form1" onsubmit="return on_submit()">
          新用户注冊<br>
          用户名(*):<input type="text" name="username" size="20"><br>
          密 码(*):<input type="password" name="userpassword" size="20"><br>
          再输一次密码(*):<input type="password" name="reuserpassword" size="20"><br>
          性别:<input type="radio" value="男" checked name="sex">男
          <input type="radio" name="sex" value="女">女<br>
          出生年月:<input name="year" size="4" maxlength=4>年
          <select name="month">
                <option value="1" selected>1</option>
                <option value="2">2</option>
                <option value="3">3</option>
                <option value="4">4</option>
                <option value="5">5</option>
                <option value="6">6</option>
                <option value="7">7</option>
                <option value="8">8</option>
                <option value="9">9</option>
                <option value="10">10</option>
                <option value="11">11</option>
                <option value="12">12</option>
          </select>月
          <input name="day" size="3" maxlength=4>日</td><br>
          电子邮件(*):<input name="E-mail" maxlength=28><br>
          家庭住址:<input type="text" name="address" size="20"><br>
          <input type="submit" value="提交" name="B1"><input type="reset" value="所有重写" name="B2"><br>
      </form>
      </body>
    </html>
    

    版权声明:本文博主原创文章,博客,未经同意不得转载。

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  • 原文地址:https://www.cnblogs.com/mfrbuaa/p/4904583.html
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