多语言table表头导出

src/views/common/home.vue

@@ -17,8 +17,8 @@
       languageRefresh(){
         let bool = localStorage.getItem('refresh')
         if (bool == '0'){
-          this.$router.go(0);
-          localStorage.setItem('refresh','1')
+           this.$router.go(0);
+           localStorage.setItem('refresh','1')
         }
       }
     },

src/views/modules/report/reportCategory.vue

@@ -18,7 +18,7 @@
         </el-button>
         <el-button @click="userSetting" type="primary">{{ buttons.settingTable}}</el-button>
         <download-excel
-          :fields="exportDataStandard"
+          :fields="fields()"
           :data="exportData"
           type="xls"
           :name="exportName"
@@ -88,6 +88,7 @@
 
 <script>
 
+
 import {
   searchSysLanguagePackList,
   searchSysLanguageParam,
@@ -103,6 +104,7 @@ import {
 import {userFavoriteList,saveUserFavorite,removeUserFavorite} from '@/api/userFavorite.js'
 
 import column from "../common/column";
+import {formatDate} from "element-ui/src/utils/date-util";
 export default {
   components: {
     column:column
@@ -317,12 +319,12 @@ export default {
       // 导出 start
       exportData: [],
       exportDataStandard: {
-        "功能编码": "functionId",
-        "序列化编码": "objectId",
-        "类型": "objectType",
-        "语言值": "languageValue"
+        // "功能编码": "functionId",
+        // "序列化编码": "objectId",
+        // "类型": "objectType",
+        // "语言值": "languageValue"
       },
-      exportName: "页面功能语言",
+      exportName: "页面功能语言"+formatDate(new Date(),"yyyy-MM-dd hh:mm:ss"),
       exportHeader: ["页面功能语言"],
       exportFooter: [],
       exportDefaultValue: "这一行这一列没有数据",
@@ -625,9 +627,28 @@ export default {
         })
       })
     },
+
+    //动态列名
+    fields(){
+      let  json = "{"
+      this.columnList.forEach((item,index) =>{
+
+        if (index ==  this.columnList.length-1 ){
+          json +="\""+item.columnLabel+"\"" +":"+"\""+item.columnProp+"\""
+        }else {
+          json += "\""+item.columnLabel+"\"" +":"+"\""+item.columnProp+"\""+ ","
+        }
+      })
+      json +="}"
+      console.log(json )
+      let s = eval("(" + json + ")")
+      return s
+    },
     createExportData() {
       // 点击导出按钮之后,开始导出数据之前的执行函数,返回值为需要下载的数据
       // TODO:构造需要下载的数据返回
+      this.exportDataStandard = this.columnList
+      this.exportName =  "页面功能语言"+formatDate(new Date(),"yyyy-MM-dd hh:mm:ss")
       if(this.dataListSelections.length>0){
         return this.dataListSelections;
       }
@@ -638,7 +659,7 @@ export default {
       console.log("数据开始")
     },
     finishDownload() {
-      console.log("数据下载完成")
+
     }
   },
   created() {