📄 reg.jsp
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<%@ page language="java" contentType="text/html; charset=GBK"
pageEncoding="GBK"%>
<%@page import="java.util.*,java.io.*,java.sql.*"%>
<%@ include file="conn.jsp"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GBK">
<title>用户注册</title>
</head>
<body>
<!-- 载入页头 -->
<jsp:include page="./include/top.jsp"></jsp:include>
<%
int tmp = 0;
String vcode = "";
//生成验证码 1001-9999
do {
tmp = (int) (Math.random() * 10000 - 1);
} while (tmp <= 1000);
vcode = String.valueOf(tmp);
%>
<script type="text/javascript">
function check(){
if(form.username.value==""){
alert("用户名不能为空!");
return false;
}
if(form.password.value==""){
alert("密码不能为空!");
return false;
}
if(form.con_password.value==""){
alert("验证密码不能为空!");
return false;
}
if(form.email.value==""){
alert("邮箱地址不能为空!");
return false;
}else{
var i=0;
var strtmp="";
var flag=false;
for(i=0;i<form.email.value.length;i++){
strtmp=form.email.value.substring(i,i+1);
if(strtmp=="@"){
flag=true;
break;
}else{
flag=false;
}
}
if(flag==false){
alert("邮箱地址格式不合法!");
return false;
}
}
if(form.vcode.value==""){
alert("验证码不能为空!");
return false;
}
if((form.username.value.length<6)||(form.username.value.length>10)){
alert("用户名长度在6到10个字符之间!");
return false;
}
if((form.password.value.length<6)||(form.password.value.length>10)){
alert("密码长度在6到10个字符之间!");
return false;
}
if((form.con_password.value.length<6)||(form.con_password.value.length>10)){
alert("验证密码长度在6到10个字符之间!");
return false;
}
if(form.password.value!=form.con_password.value){
alert("两次输入的密码不一致!");
return false;
}
if(form.vcode.value!=<%=vcode%>){
alert("验证码不正确!");
return false;
}
}
</script>
<div align="center">
用户注册
<br>
</div>
<form method="post" action="reg_Action.jsp" name="form"
onsubmit="return check()">
<p>
用户名:
<input type="text" maxlength="10" size="10" name="username">
必须以字母或下划线开头的包含字母数字下划线的字符串
</p>
<p>
密 码:
<input type="password" maxlength="10" size="10" name="password">
</p>
<p>
验证密码:
<input type="password" maxlength="10" size="10" name="con_password">
</p>
<p>
电子邮箱:
<input type="text" maxlength="40" size="40" name="email">
</p>
<p>
验证码:
<input type="text" maxlength="4" size="4" name="vcode">
<font color="red"><%=vcode%></font>
</p>
<p>
<input type="submit" value="注册" name="submit">
<input type="reset" value="重置" name="reset">
</p>
</form>
<!-- 载入页尾 -->
<jsp:include page="./include/foot.jsp"></jsp:include>
</body>
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