Update SDK_advanced_guide_online.md

Yabin Li

2024-03-20 479ac627dbf2b94269fc06f94000767281b7986c

1
2
3
4
<shape xmlns:android="http://schemas.android.com/apk/res/android">
    <stroke android:width="1dp" android:color="#000000" />
    <padding android:left="5dp" android:top="5dp" android:right="5dp" android:bottom="5dp" />
</shape>