[R] How do I get 10^4 to become 10000?
Don MacQueen
macq at llnl.gov
Wed Apr 23 18:11:05 CEST 2003
Oops.
Red face here.
-Don
At 5:42 PM +0200 4/23/03, Peter Dalgaard BSA wrote:
>Don MacQueen <macq at llnl.gov> writes:
>
>> How about this?
>>
>> > a <- c('10^4','1.2^3','2.3')
>>
>> > as.numeric(gsub('\\^','E',a))
>> [1] 1.0e+05 1.2e+03 2.3e+00
>>
>> This solution doesn't work for "10^(-5)" but does work for "10^-5".
>>
>
>Didn't work too well for 1.2^3 by some standards...
>
>> a <- c('10^4','1.2^3','2.3')
>> sapply(parse(text=a),eval)
>[1] 10000.000 1.728 2.300
>
>--
> O__ ---- Peter Dalgaard Blegdamsvej 3
> c/ /'_ --- Dept. of Biostatistics 2200 Cph. N
> (*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
>~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk) FAX: (+45) 35327907
--
--------------------------------------
Don MacQueen
Environmental Protection Department
Lawrence Livermore National Laboratory
Livermore, CA, USA
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