WORLDEDIT-2210 - Reported by slide

//transaction to enter this mode and again to exit. All commands performed while in transaction mode would be grouped together. Useful when scripting changes with CommandHelper. Possibly only execute commands once exiting transaction mode and have block changes reported as sum.

Comment by sk89q

If this is being scripted, can't you also script in a transaction on CH's side?

Comment by slide

Well that was just an example, would be useful for manually entering a lot of commands too.