What is the name of this strip, pulling on which something closes?

Question

User interface

What is the name of this white stripe at the top

Answer 1

sliding-up panel.
But this strip is a way to visually show that you can pull on it.
It simulates a similar notch on real world objects.
You can see it, for example, on the covers of different remotes, which must be moved to the side to open.
But I didn't find the name. I think in conversation everyone calls it a stripe or notch.

Answer 2

Also called curtain