How to exit the island server in Minecraft?

Enter island delete to exit the island server of the command, but it must be entered on the island.

/give, give the person, item id, quantity, give someone the item. If the quantity is not written, the quantity given defaults to 64.

/nick, ID, name, change someone’s name. ID is the name added to the whitelist.

/backup, run the backup command.

/fireball, firing a fireball will destroy blocks.

/heal name, heal someone.

/invsee name, check someone's package.

/lingtning name, God’s punishment, if you don’t fill in the name, lightning will strike where the mouse points.