[R] match

[Peter Alspach]

Tena koe Robert

You could first apply paste

apply(types, 1, paste, collapse=':')

and then match.

HTH ....

Peter Alspach 

> -----Original Message-----
> From: r-help-bounces at r-project.org 
> [mailto:r-help-bounces at r-project.org] On Behalf Of threshold
> Sent: Wednesday, 3 December 2008 8:32 a.m.
> To: r-help at r-project.org
> Subject: [R] match
> 
> 
> Hi, I would like to check which rows of 'types.prev' matrix 
> pop up in 'types', following R in-built procedure. I tried 
> 'match' function but it works in case of the one dimensional vectors.
> Will appreciate any suggestions. 
> best, robert 
> 
> > types
>          edate    K  
>  [1,] 20060819 12.5
>  [2,] 20060819 17.5
>  [3,] 20060819 22.5
>  [4,] 20070217 12.5
>  [5,] 20060617 10.0
>  [6,] 20060617 15.0
>  [7,] 20060520 12.5
>  [8,] 20060520 15.0
>  [9,] 20060520 17.5
> [10,] 20061118 10.0
> [11,] 20061118 12.5
> [12,] 20061118 15.0
> [13,] 20061118 17.5 
> 
> > types.prev
>          edate    K  
>  [1,] 20060819 10.0
>  [2,] 20060819 12.5
>  [3,] 20060819 17.5
>  [4,] 20070217 10.0
>  [5,] 20070217 12.5
>  [6,] 20070217 15.0
>  [7,] 20060617 10.0
>  [8,] 20060617 12.5
>  [9,] 20060617 15.0
> [10,] 20060617 20.0
> [11,] 20060520 10.0
> [12,] 20060520 12.5
> [13,] 20060520 17.5
> [14,] 20061118 12.5
> [15,] 20061118 15.0
> [16,] 20061118 17.5
> 
> 
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