npm install -S file-saver xlsx
npm install -D script-loader

import Blob from './excel/Blob'
import Export2Excel from './excel/Export2Excel.js'

//导出的方法
exportExcel() {
 require.ensure([], () => {
  const { export_json_to_excel } = require('../excel/Export2Excel');
  const tHeader = ['序号', '昵称', '姓名'];
  // 上面设置Excel的表格第一行的标题
  const filterVal = ['index', 'nickName', 'name'];
  // 上面的index、nickName、name是tableData里对象的属性
  const list = this.tableData; //把data里的tableData存到list
  const data = this.formatJson(filterVal, list);
  export_json_to_excel(tHeader, data, '列表excel');
 })
},

formatJson(filterVal, jsonData) {
 return jsonData.map(v => filterVal.map(j => v[j]))
}

data () {
return {
 tableData: [
  {'index':'0',"nickName": "沙滩搁浅我们的旧时光", "name": "小明"},
  {'index':'1',"nickName": "女人天生高贵", "name": "小红"},
  {'index':'2',"nickName": "海是彩色的灰尘", "name": "小兰"}
 ]
}
}

/ 导出 */

formatJson(filterVal, jsonData) {
   // console.log(filterVal,jsonData)
    return jsonData.map(v => filterVal.map(j => {
       if(j == 'xxdz'){      //..详细地址
        return v.name1 + v.name2 + v.name3 + v.gridName + v.xxdz
      }
      if(j == 'qyzw'){      //..区域装维
        return v.name2 + '/' + v.yxCname
      }
      if(j == 'state'){      //..工单状态
        return this.config.gzdStateList[v.state]
      }
      return v[j]
    }))
  },
  ygExcel() {
    let params = {}
    let queryForm = this.deepClone(this.queryForm)
    params.currentPage =1
    params.pageSize = this.count
    params.queryForm = queryForm
    params.prop = this.prop
    params.order = this.order
    // params.ifExport = true
    this.startLoading()
    this.$post( "/api/UserController/getList",params, (data) => {
     console.log(data)
      let tableData =data.list;
      // let tableData = data.list;
      require.ensure([], () => {
        const { export_json_to_excel } = require('../vendor/Export2Excel');
        const tHeader = this.config.ygbHeader;//在config中定义表头
        const filterVal = this.config.ygFilterVal;//在config中定义表头对应的字段
        const data = this.formatJson(filterVal, tableData);
        export_json_to_excel(tHeader, data, '员工详情表');下载是显示的表名
      })
    })
　 },