使用Vue.js和Element-UI做一个简单登录页面的实例
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2022-12-29 21:32:47
最近了解到vue.js挺火的,有同学已经学习了,那我心里痒痒的也学习了一点,然后也学了一点element组件,就做了简单的登录页面。
效果很简单:
代码如下:
前...
最近了解到vue.js挺火的,有同学已经学习了,那我心里痒痒的也学习了一点,然后也学了一点element组件,就做了简单的登录页面。
效果很简单:
代码如下:
前端页面
<!doctype html> <html> <head> <meta charset="utf-8"> <title>insert title here</title> <link rel="stylesheet" href="//unpkg.com/element-ui@1.3.6/lib/theme-default/index.css" rel="external nofollow" > <script type="text/javascript" src="vue/dist/vue.js"></script> <script type="text/javascript" src="element-ui/lib/index.js"></script> <script type="text/javascript" src="jquery/jquery-3.1.1.js"></script> <style> .el-row { margin-bottom: 20px; &:last-child { margin-bottom: 0; } } .login-box { margin-top:20%; margin-left:40%; } </style> </head> <body> <div class="login-box" id="app" > <el-row> <el-col :span="8"> <el-input id="name" v-model="name" placeholder="请输入帐号"> <template slot="prepend">帐号</template> </el-input> </el-col> </el-row> <el-row> <el-col :span="8"> <el-input id="password" v-model="password" type="password" placeholder="请输入密码"> <template slot="prepend">密码</template> </el-input> </el-col> </el-row> <el-row> <el-col :span="8"> <el-button id="login" v-on:click="check" style="width:100%" type="primary">登录</el-button> </el-col> </el-row> </div> </body> <script type="text/javascript"> new vue({ el : '#app', data : { name : '', password : '' }, methods : { check : function(event){ //获取值 var name = this.name; var password = this.password; if(name == '' || password == ''){ this.$message({ message : '账号或密码为空!', type : 'error' }) return; } $.ajax({ url : 'login', type : 'post', data : { name : name, password : password }, success : function(data) { var result = data.result; if(result == 'true' || result == true){ alert("登录成功"); }else { alert("登录失败"); } }, error : function(data) { alert(data); }, datatype : 'json', }) } } }) </script> </html>
后台代码:
package com.moson.backstage.controller; import java.io.ioexception; import java.io.printwriter; import javax.servlet.servletexception; import javax.servlet.annotation.webservlet; import javax.servlet.http.httpservlet; import javax.servlet.http.httpservletrequest; import javax.servlet.http.httpservletresponse; /** * logincontroller * @author moxingjian * @email 939697374@qq.com * @date 2017年6月20日 下午3:03:50 * @version 1.0 */ @webservlet("/login") public class logincontroller extends httpservlet{ @override protected void doget(httpservletrequest request, httpservletresponse response) throws servletexception, ioexception { dopost(request,response); } @override protected void dopost(httpservletrequest request, httpservletresponse response) throws servletexception, ioexception { string name = request.getparameter("name"); string password = request.getparameter("password"); response.setcharacterencoding("utf-8"); response.setcontenttype("text/xml;charset=utf-8"); printwriter out = response.getwriter(); if(name.equals("moson") && password.equals("123456")){ out.write("{\"result\":true}"); }else{ out.write("{\"result\":false}"); } out.flush(); out.close(); } }
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