没有返回,加一个返回上个页面

src/views/new-plan/arrange/arrange/table.vue

@@ -2,6 +2,9 @@
   <div id="tableCal">
     <template v-if="already">
       <el-row type="flex" align="middle" style="padding:10px">
+        <el-col :span="2">
+          <el-button type="primary" size="mini" @click="toBack">返回</el-button>
+        </el-col>
         <el-col :span="2">
           <el-button type="primary" size="mini" @click="toAuto">生成模板计划</el-button>
         </el-col>
@@ -578,6 +581,9 @@ export default {
 
       return '';
     },
+    toBack() {
+      this.$router.go(-1);
+    },
   },
   filters: {
     getWord(month) {