Block is empty
Whether nothing is at a location: no block, just air.
A Minecraft element (a check) in World & blocks. Needs the Basic plan or higher to go live; building and testing are free.
Example
When a player right-clicks → If Block is empty above them → Place a ladder.
Also called
is air, empty, free space, nothing there
Works as a data pack?
No. This one needs the Elementium plugin on a Paper server.
What you give it
- Where