修改bug

src/views/basic/product/productEdit.vue

@@ -149,7 +149,7 @@
               style="width: 80%"
               size="small"
               splaceholder="请输入内容"
-              :disabled="useNumEnable"
+              :disabled="this.useNumEnable"
               type="number"
               v-model="editQuery.useNum"
             ></el-input>
@@ -248,7 +248,9 @@ export default {
       useNumEnable: true,
     }
   },
-
+  created() {
+    this.useMutiChange(true)
+  },
   methods: {
     diableChange() {
       let query = {