update zh-cn/application-dev/reference/apis/js-apis-pointer.md.

Signed-off-by: N xixian <xixian@huawei.com>

update zh-cn/application-dev/reference/apis/js-apis-pointer.md.
Signed-off-by: N xixian <xixian@huawei.com>
69c442e4 · xixian · Gitee · e324ba99 · 69c442e4
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zh-cn/application-dev/reference/apis/js-apis-pointer.md zh-cn/application-dev/reference/apis/js-apis-pointer.md +1 -1

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--- a/zh-cn/application-dev/reference/apis/js-apis-pointer.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-pointer.md
@@ -550,7 +550,7 @@ try {

 ## pointer.setMouseScrollRows<sup>10+</sup>

-setMouseScrollRows(speed: number): Promise&lt;void&gt;
+setMouseScrollRows(rows: number): Promise&lt;void&gt;

 设置鼠标滚动行数，使用Promise异步方式返回结果。