lua.wetgenes.tardis.v4.sub
v4 = v4:sub(v4b)
v4 = v4:sub(v4b,r)
Subtract v4b from v4.
If r is provided then the result is written into r and returned otherwise v4 is modified and returned.
v4 = v4:sub(v4b)
v4 = v4:sub(v4b,r)
Subtract v4b from v4.
If r is provided then the result is written into r and returned otherwise v4 is modified and returned.