PicNotValid (Kernel)¶

PicNotValid([newFlag])¶

If specified, it sets the game’s picNotValid flag to newFlag. The picNotValid flag is used by other functions to determine whether or not the background picture is considered valid.

Parameters:	newFlag (number) – The value to set the game’s picNotValid flag to.
Returns:	The previous picNotValid flags.

See also: Show().