[R] Help with concatenation and arrays

[Giovanni Petris]

1) paste(x,y)

2) see the function 'which'. However the exact equality test ('==') is
   not appropriate here: you need to test for near equality.

Giovanni

 

> From: VBMorozov at lbl.gov
> Date: Wed, 26 Jun 2002 10:49:06 -0400
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> Dear R-guRus:
> I have 2 questions
> 
> 1) I have 2 variables, e.g. x<-5; y<-"Char"
> How do I create a new variable which would have both these values in a 
> string (e.g. "5Char", or "5 Char", etc ) ??
> 
> 2) if i have an array x[1:100], and I do x[x==345.123], how do I get 
> position j in the array of those x[j] which are equal to 345.123 ?
> 
> Thank you very much,
> Vlad.
> 
> 
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-- 

 __________________________________________________
[                                                  ]
[ Giovanni Petris                 GPetris at uark.edu ]
[ Department of Mathematical Sciences              ]
[ University of Arkansas - Fayetteville, AR 72701  ]
[ Ph: (479) 575-6324, 575-8630 (fax)               ]
[ http://definetti.uark.edu/~gpetris/              ]
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