Remove all closed virtual worlds from memory
vrclear function removes from memory
all virtual worlds that are closed and invalidates all
related to them. This function does not affect open virtual worlds.
Open virtual worlds include those loaded from the Simulink® interface.
You use this command to
Ensure that the maximum amount of memory is freed before a memory-consuming operation takes place.
Perform a general cleanup of memory.
vrclear('-force') command removes all virtual worlds from
memory, including worlds opened from the Simulink interface.