这是我的html代码
<!DOCTYPE html>
<html lang="en">
<head>[/color]
<meta charset="utf-8">
<title>注册</title>
<link rel="stylesheet" type="text/css" href="css/common.css">
<link rel="stylesheet" href="css/register.css">
<!--导入jquery-->
<script src="js/jquery-3.3.1.js"></script>
<script type="text/javascript">
function yhm() {
var username=$("#username").val(); // alert("????");
$.ajax({
url:"csServlet",
type:"POST",
data:{"username":"user"},
success:function(data){
alert(data);
},
error:function(){
alert("错误");
}
});
// var reg_username=/^\w{8,20}$/;
//
// var flag=reg_username.test(username);
// if (flag){
// alert("1")
// $("#username").css(close)
// } else {
// alert("2")
// }
}
function mm() {
alert("111111111")
}
function yx() {
alert("111111111")
}
function xm() {
alert("111111111")
}
function sjh() {
alert("111111111")
}
function csrq() {
alert("111111111")
}
function yzm() {
alert("111111111")
} </script>
</head>
<body>
<!--引入头部-->
<div id="header"></div>
<!-- 头部 end -->
<div class="rg_layout">
<div class="rg_form clearfix">
<div class="rg_form_left">
<p>新用户注册</p>
<p>USER REGISTER</p>
</div>
<div class="rg_form_center">
<!--注册表单-->
<form id="registerForm">
<!--提交处理请求的标识符-->
<input type="hidden" name="action" value="register">
<table style="margin-top: 25px;">
<tr>
<td class="td_left">
<label for="username">用户名</label>
</td>
<td class="td_right">
<input type="text" id="username" name="username" placeholder="请输入账号" onblur="yhm()" >
</td>
</tr>
<tr>
<td class="td_left">
<label for="password">密码</label>
</td>
<td class="td_right">
<input type="text" id="password" name="password" placeholder="请输入密码" onblur="mm()">
</td>
</tr>
<tr>
<td class="td_left">
<label for="email">Email</label>
</td>
<td class="td_right">
<input type="text" id="email" name="email" placeholder="请输入Email" onblur="yx()">
</td>
</tr>
<tr>
<td class="td_left">
<label for="name">姓名</label>
</td>
<td class="td_right">
<input type="text" id="name" name="name" placeholder="请输入真实姓名" onblur="xm()">
</td>
</tr>
<tr>
<td class="td_left">
<label for="telephone">手机号</label>
</td>
<td class="td_right">
<input type="text" id="telephone" name="telephone" placeholder="请输入您的手机号" onblur="sjh()">
</td>
</tr>
<tr>
<td class="td_left">
<label for="sex">性别</label>
</td>
<td class="td_right gender">
<input type="radio" id="sex" name="sex" value="男" checked> 男
<input type="radio" name="sex" value="女"> 女
</td>
</tr>
<tr>
<td class="td_left">
<label for="birthday">出生日期</label>
</td>
<td class="td_right">
<input type="date" id="birthday" name="birthday" placeholder="年/月/日" onblur="csrq()">
</td>
</tr>
<tr>
<td class="td_left">
<label for="check">验证码</label>
</td>
<td class="td_right check">
<input type="text" id="check" name="check" class="check" onblur="yzm()">
<img src="checkCode" height="32px" alt="" onclick="changeCheckCode(this)">
<script type="text/javascript">
//图片点击事件
function changeCheckCode(img) {
img.src="checkCode?"+new Date().getTime();
}
</script>
</td>
</tr>
<tr>
<td class="td_left">
</td>
<td class="td_right check">
<input type="submit" class="submit" value="注册">
<span id="msg" style="color: red;"></span>
</td>
</tr>
</table>
</form>
</div>
<div class="rg_form_right">
<p>
已有账号?
<a href="#">立即登录</a>
</p>
</div>
</div>
</div>
<!--引入尾部-->
<div id="footer"></div>
<!--导入布局js,共享header和footer-->
<script type="text/javascript" src="js/include.js"></script>
</body>
</html>
这是我的Servlet代码
package cn.itcast.travel.web.servlet;import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;@WebServlet("/csServlet")
public class CsServlet extends HttpServlet {
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
String username=request.getParameter("username");
System.out.println(username);
response.getWriter().write(username); } protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
this.doPost(request,response);
}
}
但是就是不知道为什么出错了
求大佬解答
<!DOCTYPE html>
<html lang="en">
<head>[/color]
<meta charset="utf-8">
<title>注册</title>
<link rel="stylesheet" type="text/css" href="css/common.css">
<link rel="stylesheet" href="css/register.css">
<!--导入jquery-->
<script src="js/jquery-3.3.1.js"></script>
<script type="text/javascript">
function yhm() {
var username=$("#username").val(); // alert("????");
$.ajax({
url:"csServlet",
type:"POST",
data:{"username":"user"},
success:function(data){
alert(data);
},
error:function(){
alert("错误");
}
});
// var reg_username=/^\w{8,20}$/;
//
// var flag=reg_username.test(username);
// if (flag){
// alert("1")
// $("#username").css(close)
// } else {
// alert("2")
// }
}
function mm() {
alert("111111111")
}
function yx() {
alert("111111111")
}
function xm() {
alert("111111111")
}
function sjh() {
alert("111111111")
}
function csrq() {
alert("111111111")
}
function yzm() {
alert("111111111")
} </script>
</head>
<body>
<!--引入头部-->
<div id="header"></div>
<!-- 头部 end -->
<div class="rg_layout">
<div class="rg_form clearfix">
<div class="rg_form_left">
<p>新用户注册</p>
<p>USER REGISTER</p>
</div>
<div class="rg_form_center">
<!--注册表单-->
<form id="registerForm">
<!--提交处理请求的标识符-->
<input type="hidden" name="action" value="register">
<table style="margin-top: 25px;">
<tr>
<td class="td_left">
<label for="username">用户名</label>
</td>
<td class="td_right">
<input type="text" id="username" name="username" placeholder="请输入账号" onblur="yhm()" >
</td>
</tr>
<tr>
<td class="td_left">
<label for="password">密码</label>
</td>
<td class="td_right">
<input type="text" id="password" name="password" placeholder="请输入密码" onblur="mm()">
</td>
</tr>
<tr>
<td class="td_left">
<label for="email">Email</label>
</td>
<td class="td_right">
<input type="text" id="email" name="email" placeholder="请输入Email" onblur="yx()">
</td>
</tr>
<tr>
<td class="td_left">
<label for="name">姓名</label>
</td>
<td class="td_right">
<input type="text" id="name" name="name" placeholder="请输入真实姓名" onblur="xm()">
</td>
</tr>
<tr>
<td class="td_left">
<label for="telephone">手机号</label>
</td>
<td class="td_right">
<input type="text" id="telephone" name="telephone" placeholder="请输入您的手机号" onblur="sjh()">
</td>
</tr>
<tr>
<td class="td_left">
<label for="sex">性别</label>
</td>
<td class="td_right gender">
<input type="radio" id="sex" name="sex" value="男" checked> 男
<input type="radio" name="sex" value="女"> 女
</td>
</tr>
<tr>
<td class="td_left">
<label for="birthday">出生日期</label>
</td>
<td class="td_right">
<input type="date" id="birthday" name="birthday" placeholder="年/月/日" onblur="csrq()">
</td>
</tr>
<tr>
<td class="td_left">
<label for="check">验证码</label>
</td>
<td class="td_right check">
<input type="text" id="check" name="check" class="check" onblur="yzm()">
<img src="checkCode" height="32px" alt="" onclick="changeCheckCode(this)">
<script type="text/javascript">
//图片点击事件
function changeCheckCode(img) {
img.src="checkCode?"+new Date().getTime();
}
</script>
</td>
</tr>
<tr>
<td class="td_left">
</td>
<td class="td_right check">
<input type="submit" class="submit" value="注册">
<span id="msg" style="color: red;"></span>
</td>
</tr>
</table>
</form>
</div>
<div class="rg_form_right">
<p>
已有账号?
<a href="#">立即登录</a>
</p>
</div>
</div>
</div>
<!--引入尾部-->
<div id="footer"></div>
<!--导入布局js,共享header和footer-->
<script type="text/javascript" src="js/include.js"></script>
</body>
</html>
这是我的Servlet代码
package cn.itcast.travel.web.servlet;import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;@WebServlet("/csServlet")
public class CsServlet extends HttpServlet {
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
String username=request.getParameter("username");
System.out.println(username);
response.getWriter().write(username); } protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
this.doPost(request,response);
}
}
但是就是不知道为什么出错了
求大佬解答
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