"dependencies": {
  "element-ui": "^2.1.0",
  "vue": "^2.5.2",
  "axios": "^0.16.1",
  "jquery":"3.3.1",
  "vue-awesome":"2.3.4",
  "ztree":"3.5.24"
 },

plugins: [
  new webpack.ProvidePlugin({
   jQuery:'jquery',
   $:'jquery',
  })
 ]

import 'jquery'
 import 'ztree'
 import 'ztree/css/metroStyle/metroStyle.css'

export default {
  data() {
   return {
    nodeData: [{
     name: "父节点1", children: [
      {name: "子节点1"},
      {name: "子节点2"}
     ]
    }],
    setting:{
     view: {
      showLine: false
     },
     data: {
      simpleData: {
       enable: true
      }
     },
     callback: {
      onClick: this.getFileDesc
     }
    }
   }
  },
  mounted(){
   let nodeData = this.nodeData
   $.fn.zTree.init($("#uploadtree"), this.setting, nodeData);
  }
 }