[R] expand.grid using a repeated vector as a parameter

[Greg Snow]

Try:

> tmp <- rep( list( 0:1 ), 5 )
> out <- do.call(expand.grid, tmp)

Then change the 5 to whatever you want.

Hope this helps,

-- 
Gregory (Greg) L. Snow Ph.D.
Statistical Data Center
Intermountain Healthcare
greg.snow at imail.org
(801) 408-8111
 
 

> -----Original Message-----
> From: r-help-bounces at r-project.org 
> [mailto:r-help-bounces at r-project.org] On Behalf Of Simon Parker
> Sent: Friday, May 02, 2008 11:50 AM
> To: r-help at r-project.org
> Subject: [R] expand.grid using a repeated vector as a parameter
> 
> Hello.
> 
> 
> I'm trying to do this (not necessarily 0:1)  :
> 
> 
> expand.grid ( 0:1, 0:1, 0:1, 0:1, 0:1)
> 
> etc..etc.
> 
> 
> but I want to have control over how many 0:1 are included.
> 
> 
> Any ideas please ?
> 
> Thankyou.
> 
> 
> Simon Parker
> Imperial College
> 
> 
> 
>        
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