[R] Concatenate a vector into a string, only using distinct component

[Dimitris Rizopoulos]

probably you want:

stg <- c('a', 'b', 'c', 'a', 'c')
paste(unique(stg), collapse = ", ")


I hope it helps.

Best,
Dimitris

-- 
Dimitris Rizopoulos
Ph.D. Student
Biostatistical Centre
School of Public Health
Catholic University of Leuven

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      http://www.student.kuleuven.be/~m0390867/dimitris.htm


Quoting Anh Tran <popophobia at gmail.com>:

> I'm trying to use combine c('a','b','c','a','c') into 'a, b, c', the order
> does not matter.
>
> paste(c('a','b','c','a','c'), collapse=', ') yields 'a, b, c, a, c'.
>
> Any idea?
>
> --
> Regards,
> Anh Tran
>
> 	[[alternative HTML version deleted]]
>
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