[R] Finding length of unique numbers in a vector

Eik Vettorazzi E.Vettorazzi at uke.uni-hamburg.de
Thu Feb 10 23:23:05 CET 2011


Hi,
does

  table(samp)

do what you want?

Am 10.02.2011 22:54, schrieb Nipesh Bajaj:
> Hello there, would you please look into my codes? Here I have following:
> 
>> set.seed(100)
>> samp <- sample(c(1,-1,0), 20, replace=T); samp
>  [1]  1  1 -1  1 -1 -1  0 -1 -1  1 -1  0  1 -1  0  0  1 -1 -1  0
> 
> Here I want to calculate the length of each unique number for above vector.
> How can I do that?
> 
> Thanks in advance
> 
> 	[[alternative HTML version deleted]]
> 
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-- 
Eik Vettorazzi
Institut für Medizinische Biometrie und Epidemiologie
Universitätsklinikum Hamburg-Eppendorf

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