What is the importance of DIRECTION OPTION in polar array ?

[Anonymous]

In polar array → DIRECTION , I see it is useless because in both C.W and A.C.W direction same thing happens 

I mean it would be no problem if only C.W direction given.

[Kent1Cooper]

If you do an Array to fill 360°, it may not make any difference, but otherwise, this is the difference:

  vs.