门类管理 排序按钮 活性修改

src/views/category/index.vue

@@ -40,7 +40,7 @@
           </template>
           <template v-slot:right>
             <el-button v-permission="permission.del" icon="el-icon-delete" size="mini" :loading="crud.delAllLoading" :disabled="crud.selections.length === 0" @click="toDelete(crud.selections)">删除</el-button>
-            <el-button v-permission="permission.sort" icon="el-icon-sort" size="mini" :loading="sortLoading" :disabled="brotherNodeNum.length <= 1" @click="toSort(crud.selections)">排序</el-button>
+            <el-button v-permission="permission.sort" icon="el-icon-sort" size="mini" :loading="sortLoading" :disabled="brotherNodeNum <= 1" @click="toSort(crud.selections)">排序</el-button>
           </template>
         </crudOperation>
         <!--门类树状结构-->