[R] How to repeat the names?
Paul Hiemstra
p.hiemstra at geo.uu.nl
Wed Feb 10 10:44:57 CET 2010
Hi,
Take a look at rep(), specifically the each = parameter.
cheers,
Paul
Madhavi Bhave wrote:
> Dear R helpers
>
> I have a city.csv file as given below.
>
> 'city.csv'
> city_name1 city_name2
> New York City Buffallo
>
> So I define
>
> city_name = read.csv('city.csv')
> city1 = city_name$city_name1
> city2 = city_name$city_name2
>
> My problem is how do I repeat the names one after other say 10 times i.e. my output should be like
>
> New York
> City Buffallo
> New York
> City Buffallo
> New York
> City Buffallo
> New York City
> ...................
> ...................
> ...................
> ...................
>
> I have tried the following commands
>
> rep(c(city1,city2), 5)
>
> and I got the output something like this
>
> [1] 1 1 1 1 1 1 .......
>
> If I try
>
> rep((city1,city2), 5)
>
> Error: unexpected ',' in "rep((city1,"
>
> Please guide
>
> Regards
>
> MAdhavi
>
>
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--
Drs. Paul Hiemstra
Department of Physical Geography
Faculty of Geosciences
University of Utrecht
Heidelberglaan 2
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3508 TC Utrecht
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http://intamap.geo.uu.nl/~paul
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