z-index in Relative layout

Question

I need to place a TextView above the Button in RelativeLayout. But it is not working: TextView is always under the Button, even if I move it before the button. I also tried

Answer 1

You can't use a LinearLayout for this, but you can use a FrameLayout. In a FrameLayout, the z-index is defined by the order in which the items are added, for example:

In this instance, the TextView would be drawn on top of the ImageView, along the bottom center of the image.