RelativeLayout相对布局
align:对齐
常用属性:
layout_toRightOf:在**的右边
android:layout_toRightOf="@+id/view_3"
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layout_alignBottom:底部和**对齐
android:layout_alignBottom="@+id/view_3"
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layout_below:在**下面
android:layout_below="@+id/ll_1"
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layout_alignParentTop:与外部容器的顶部对齐
android:layout_alignParentTop="true"
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![](https://upload-images.jianshu.io/upload_images/14613599-1df8631d2a96cb19.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240)
![](https://upload-images.jianshu.io/upload_images/14613599-eb919de7d30ef3f0.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240)
![](https://upload-images.jianshu.io/upload_images/14613599-5c079fe56e6c63e6.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240)