求助!webstorm环境下,element-ui表格的数据传入控制台了,但是为什么就是不能展示在页面上?

mainPage.vue文件:

<template>

<div id="mainPage">

<el-row>

<el-col :span="24">

<!-- <a-table :columns="columns" :data="this.data" rowKey='uid'>

</a-table>-->

<el-table size="mini" :columns="master_user.columns" :data="master_user.data" border highlight-current-row>

<!-- <el-table-column type="index"></el-table-column>-->

<el-table-column v-for="(v,i) in master_user.columns" :prop="v.dataIndex" :label="v.title" :key="i">

<template slot-scope="scope">

<span v-if="scope.row.isSet">

<el-input size="mini" placeholder="请输入内容" v-model="master_user.sel[v.dataIndex]">

</el-input>

</span>

<span v-else>{{scope.row[v.dataIndex]}}</span>

</template>

</el-table-column>

<el-table-column label="操作" width="100">

<template slot-scope="scope">

<span class="el-tag el-tag--info el-tag--mini" @click="pwdChange(scope.row,scope.$index,true)">

{{scope.row.isSet?'保存':"修改"}}

</span>

<span v-if="!scope.row.isSet" class="el-tag el-tag--danger el-tag--mini" @click="deleteRow(scope.$index,master_user.data)">

删除

</span>

<span v-else class="el-tag el-tag--mini" @click="pwdChange(scope.row,scope.$index,false)">

取消

</span>

</template>

</el-table-column>

</el-table>

</el-col>

<el-col :span="24">

<div class="el-table-add-row" @click="addMasterUser()"><span>+ 添加</span></div>

</el-col>

</el-row>

</div>

</template>

<!--

<script src="https://unpkg.com/[email protected]/dist/vue.min.js"></script>

-->

<!--<script src="https://unpkg.com/element-ui/lib/index.js"></script>-->

<script>

/*var generateId = {

_count: 1,

get(){return ((+new Date()) + "_" + (this._count++))}

};*/

export default {

name: 'mainPage',

components: {

},

data() {

return {

master_user:{

sel: null,//选中行

columns: [

{

title: '编号',//名称

dataIndex: 'uid',//数据标志

key: 'uid',

ellipsis: true,

scopedSlots: { customRender: 'uid' },

},

{

title: '姓名',

dataIndex: 'uname',

key: 'uname',

/*width: 100,*/

ellipsis: true,

},

{

title:'密码',

dataIndex: 'upwd',

key:'upwd',

ellipsis: true,

},

{

title: '国籍',

dataIndex: 'nationality',

key: 'nationality',

ellipsis: true,

},

{

title: '所在队伍',

dataIndex: 'team',

key: 'team',

ellipsis: true,

},

{

title: '位置',

dataIndex: 'position',

key: 'position',

ellipsis: true,

},

/*{

title:'操作',

key:'operation',

scopedSlots: { customRender: 'operation' },

ellipsis: true,

}*/

],

data: [],

}

};

},

created:function() {

console.log('created');

this.$nextTick(() => {

// 在此处执行你要执行的函数

this.getUsers();

})

},

methods: {

onOpenChange (openKeys) {

const latestOpenKey = openKeys.find(key => this.openKeys.indexOf(key) === -1);

if (this.rootSubmenuKeys.indexOf(latestOpenKey) === -1) {

this.openKeys = openKeys;

} else {

this.openKeys = latestOpenKey ? [latestOpenKey] : [];

}

},

//分页获得所有的用户

getUsers () {

var _this = this;

_this.$axios.post('/api/getUsers',

_this.$qs.stringify({

page: 1,

number: 10

})

).then(function (response) {

/*alert("getUsers请求成功");*/

console.log("打印response.data:");

console.log(JSON.stringify(response.data))

console.log("打印list:");

console.log(response.data.data.list)

_this.data = response.data.data.list;

console.log("this.data" + _this.data)

}).catch(function (error) {

console.log(error);

/*alert("getUsers请求失败")*/

});

},

//读取表格数据

readMasterUser() {

//根据实际情况,自己改下啊

this.master_user.data.map(i => {

i.id = generateId.get();//模拟后台插入成功后有了id

i.isSet=false;//给后台返回数据添加`isSet`标识

return i;

});

},

//添加账号

addMasterUser() {

for (let i of this.master_user.data) {

if (i.isSet) return this.$message.warning("请先保存当前编辑项");

}

let j = { id: 0, "type": "", "addport": "", "user": "", "pwd": "", "info": "", "isSet": true, "_temporary": true };

this.master_user.data.push(j);

this.master_user.sel = JSON.parse(JSON.stringify(j));

},

//修改

pwdChange(row, index, cg) {

//点击修改 判断是否已经保存所有操作

var _this = this;

for (let i of _this.master_user.data) {

if (i.isSet && i.id != row.id) {

_this.$message.warning("请先保存当前编辑项");

return false;

}

}

//是否是取消操作

if (!cg) {

if (!_this.master_user.sel.id) _this.master_user.data.splice(index, 1);

return row.isSet = !row.isSet;

}

//提交数据

if (row.isSet) {

//项目是模拟请求操作 自己修改下

(function () {

let data = JSON.parse(JSON.stringify(_this.master_user.sel));

for (let k in data) row[k] = data[k];

_this.$message({

type: 'success',

message: "保存成功!"

});

//然后这边重新读取表格数据

_this.readMasterUser();

row.isSet = false;

})();

} else {

_this.master_user.sel = JSON.parse(JSON.stringify(row));

row.isSet = true;

}

},

deleteRow(index, rows) {

//删除

rows.splice(index, 1);

}

}

}

</script>

<style>

.el-table-add-row {

margin-top: 10px;

width: 100%;

height: 34px;

border: 1px dashed #c1c1cd;

border-radius: 3px;

cursor: pointer;

justify-content: center;

display: flex;

line-height: 34px;

}

</style>

main.js文件:

// The Vue build version to load with the `import` command

// (runtime-only or standalone) has been set in webpack.base.conf with an alias.

import Vue from 'vue'

import App from './App'

import router from './router'

import axios from 'axios'

import qs from 'qs'

import Antd from 'ant-design-vue'

import 'ant-design-vue/dist/antd.css'

import mainPage from './components/mainPage'

import ElementUI from 'element-ui' //element-ui的全部组件

import 'element-ui/lib/theme-chalk/index.css'//element-ui的css

Vue.use(ElementUI) //使用elementUI

Vue.use(Antd)

Vue.prototype.$axios = axios

Vue.prototype.$qs = qs

Vue.config.productionTip = false

/* eslint-disable no-new */

/*在js里面,new 一个对象,需要赋值给某个值(变量),用Vue实例化的时候,不需要赋值给值(变量),

所以要单独给配一条规则,给new Vue这行代码上面加这个注释,把这行代码规则的校验跳过,通过eslint-disable。*/

new Vue({

el: '#app',

router,

components: { App,mainPage },

template: '<App/>'

})

/*new Vue({

el: '#test',

router,

components: { test },

template: '<test/>'

})*/

new Vue({

el: '#mainPage',

router,

components: { mainPage },

template: '<main-page/>'

})

求助!webstorm环境下,element-ui表格的数据传入控制台了,但是为什么就是不能展示在页面上?

webstorm环境下,element-ui表格的数据传入控制台了,但是为什么就是不能展示在页面上?望解答,非常非常感谢

回答

求助!webstorm环境下,element-ui表格的数据传入控制台了,但是为什么就是不能展示在页面上?
看了你的代码发现你并没有给master_user.data赋值。
你代码中给data赋值,但是并没有给master_user对象中data属性赋值,导致的table树没有获取到数据。
这里应该改成

_this.master_user.data = response.data.data.list

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