小慕啊,我的页面打开是空白
来源:4-4 编辑用户--显示用户信息
慕盖茨8500022
2023-02-01 18:32:32
相关代码:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> <link rel="stylesheet" href="./css/base.css"> <link rel="stylesheet" href="./css/common.css"> <link rel="stylesheet" href="./font/iconfont.css"> <link rel="stylesheet" href="./css/index.css"> <script src="./js/vue.js"></script> </head> <body> <div id="container"> <!-- 头部区域 --> <div class="header"> <span class="fl">后台管理系统</span> <ul class="fr"> <li><a href="javascript:;"><i class="iconfont icon-yonghu1"></i>个人中心</a></li> <li><a href="javascript:;"><i class="iconfont icon-tuichu"></i>退出</a></li> </ul> </div> <!-- 侧边栏 --> <div class="aside"> <div> <img class="avatar" src="./images/avatar.jpg"> <h3 class="name">云淡风轻</h3> </div> <ul class="nav"> <li> <a href="#"> <i class="iconfont icon-tongji2x"></i>数据统计 </a> </li> <li> <a href="#"> <i class="iconfont icon-ai-article"></i>文章管理 </a> </li> <li> <a href="#"> <i class="iconfont icon-lanmuguanli"></i>栏目管理 </a> </li> <li> <a href="#"> <i class="iconfont icon-pinglun"></i>评论管理 </a> </li> <li class="active"> <a href="#"> <i class="iconfont icon-yonghu"></i>用户管理 </a> </li> <li> <a href="#"> <i class="iconfont icon-shezhi"></i>系统设置 </a> </li> </ul> </div> <!-- 内容区 --> <div class="main"> <div class="title"> <h1>用户管理</h1> </div> <div class="form fl"> <form> <h3>添加新用户</h3> <div class="form-group"> <label>姓名</label> <input class="form-control" type="text" v-model="user.name"> </div> <div class="form-group"> <label>昵称</label> <input class="form-control" type="text" v-model="user.nickname"> </div> <div class="form-group"> <label>性别</label> <input class="form-control" type="text" v-model="user.gender"> </div> <div class="form-group"> <button class="btn-primary" type="button" @click="add">确定</button> </div> </form> </div> <div class="table fl"> <table width="600"> <caption><h3>用户列表</h3></caption> <thead> <tr> <th><input type="checkbox"></th> <th>id</th> <th>姓名</th> <th>昵称</th> <th>性别</th> <th>操作</th> </tr> </thead> <tbody> <tr v-for="item in list" :key="item.id"> <td class="td-center"><input type="checkbox"></td> <td>{{item.id}}</td> <td>{{item.name}}</td> <td>{{item.nickname}}</td> <td>{{item.gender}}</td> <td> <a @click="edit(item.id)" href="javascript:;" class="btn btn-edit" style="margin-right: 8px;">编辑</a> <a @click="del(item.id)" href="javascript:;" class="btn btn-delete">删除</a> </td> </tr> </tbody> </table> </div> </div> </div> <script src="./js/users.js"></script>相关代码: </body>相关代码: </html> user.js const { reactive } = Vue; const list = reactive([ { id: 1, name: 'Lux', nickname: '光辉女郎', gender: '女' }, { id: 2, name: 'Jax', nickname: '武器大师', gender: '男' }, { id: 3, name: 'Ashe', nickname: '寒冰射手', gender: '女' }, { id: 4, name: 'VN', nickname: '暗夜猎手', gender: '女' }, { id: 5, name: 'Raze', nickname: '符文法师', gender: '男' } ]); const user = reactive({ id:'', name:'', nickname:'', gender:'' }) //点击编辑按钮时,将当前行数数据显示到表单中 //核心:根据id获取当前数据,在赋值给user function edit(id){ //返回单元植 let tmp = list.find(function(item){ return item.id == id }) console.log(tmp); user.id = tmp.id; user.name = tmp.name; user.nickname = tmp.nickname; user.gender = tmp.gender; } //点击确定按钮时,将修改数据更新回list数组 function del(id){ if(confirm('您确定删除该用户吗?')){ //findIndex:返回满足条件的单元索引 let index = list.findIndex(item => item.id == id) //参数1:要删除的单元索引 //参数2:要删除接下来几个单元 list.splice(index,1); } } function add(){ //表单验证 if(user.name.trim().length == 0){ alert('姓名必填'); return; } if(user.nickname.trim().length == 0){ alert('昵称必填'); return; } if(user.gender != '男' && user.gender != '女'){ alert('性别必须是男或女'); return; } list.push({ id:list[list.length-1].id+1, name:user.name, nickname:user.nickname, gender:user.gender }) //添加完成清空表单 user.name=''; user.nickname=''; user.gender=''; } const app = { setup(){ return{list,del,add,user,edot} } } Vue.createApp(app).mount('.main');
1回答
好帮手慕小蓝
2023-02-02
同学你好,在同学代码中有拼写错误,在setup的return时,错误的将“edit”拼写为“edot”,修改之后即可正常显示。
祝学习愉快~
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