[R] How to expand.grid with string elements (the half!)
Rolf Turner
rolf.turner at xtra.co.nz
Mon Jun 10 11:20:14 CEST 2013
Your question makes no sense at all. The grid expansion
has 9 rows. In case you hadn't noticed, 9 is an odd number
(i.e. not divisible by 2). There are no "halves".
Do not expect the list to read your mind. Instead, ask a
meaningful question.
cheers,
Rolf Turner
On 10/06/13 17:25, Gundala Viswanath wrote:
> I have the following result of expand grid:
>
>> d <- expand.grid(c("x","y","z"),c("x","y","z"))
> What I want is to create a combination of strings
> but only the half of the all combinations:
>
> Var1 Var2
> 1 x x
> 2 y x
> 3 y y
> 4 z y
> 5 x z
> 6 z z
>
>
> What's the way to do it?
More information about the R-help
mailing list