static void Unlock(obj variable)
Undoes lock operation on object
To avoid modification of an object one can use the Lock method. The object is then temporarily constant and attempts to change its values cause an error (Err_ObjectIsLocked).
The Unlock method undoes this operation.
the object we want to unlock
The Lock/Unlock method are not incremental, that is: a second Lock call after the first (on the same object) has no effect.
Return to the object class