no message

src/views/mallManagement/setActivity/index.vue

@@ -133,7 +133,7 @@ export default {
         {
           name: 'el-input',
           md: 12,
-          attributes: { disabled: !!this.formData.id, placeholder: '请选择' },
+          attributes: { disabled: !!this.formData.id, placeholder: '请选择', maxlength:8 },
           formItemAttributes: { 
             label: '二维码主题', 
             prop: 'title',