Spawn protections per world.

Does anyone know how to set different spawn protections per world? If there is can you please show me how to do this.

spawn-protection in server.properties

This didn't answer my question, im aware of this already.

https://forums.pocketmine.net/plugins/iprotector.824/ (?)

He does not work on the Multiworld.

PHP:

$world = 'world here'
# Code here

It's work on Multiworld. I test it

what I meant.
if you are in a world area will be replicated in other worlds.