Undo
From GMod Wiki
A Library of undo functions used in the sandbox gamemode.
Library Functions
undo.AddEntity
undo.AddFunction
undo.Create
undo.Do_Undo
undo.Finish
undo.ReplaceEntity
undo.SetCustomUndoText
undo.SetPlayer
undo.GetTable
undo.MakeUIDirty
undo.SetupUI
