From e49bce5d4aed2d2d137235fe1fa70b5cfe208379 Mon Sep 17 00:00:00 2001
From: duangavin123 <duanxichao@huawei.com>
Date: Wed, 2 Aug 2023 02:46:04 +0000
Subject: [PATCH] update zh-cn/third-party-cases/preferences-data-process.md.
 Signed-off-by: duangavin123 <duanxichao@huawei.com>

Signed-off-by: duangavin123 <duanxichao@huawei.com>
---
 zh-cn/third-party-cases/preferences-data-process.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/zh-cn/third-party-cases/preferences-data-process.md b/zh-cn/third-party-cases/preferences-data-process.md
index 238b6f9f6d..c1e198bf86 100644
--- a/zh-cn/third-party-cases/preferences-data-process.md
+++ b/zh-cn/third-party-cases/preferences-data-process.md
@@ -128,6 +128,7 @@
         });
       };
     }
+    export default new PreferenceModel();
     ```
 2. UI中主要包含两大部分：文本和输入框，按钮。将这两部分分别抽取为子组件，在主页中进行调用。具体代码如下：
     文本和输入框子组件：
-- 
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