[R] changing a specific column name

Eik Vettorazzi E.Vettorazzi at uke.uni-hamburg.de
Thu Apr 28 13:51:21 CEST 2011


almost there, just use
colnames(d)[ind] <- 'new name'

(order of brackets matters)

Am 28.04.2011 13:39, schrieb pdb:
> Hi,
> 
> Can someone please tell me how to change the column name of a specific
> column. How do I change the name of the column 'Species'?
> 
> Thanks in advance
> 
> 
> d <- iris
> 
> colnames(d)
> [1] "Sepal.Length" "Sepal.Width"  "Petal.Length" "Petal.Width"  "Species"     
> 
> ind <- which(names(d)=='Species')
> 
> ind
> [1] 5
> 
> colnames(d[ind])
> [1] "Species"
> 
> colnames(d[ind]) <- 'new name'
> 
> colnames(d[ind])
> [1] "Species"
> 
> --
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-- 
Eik Vettorazzi
Institut für Medizinische Biometrie und Epidemiologie
Universitätsklinikum Hamburg-Eppendorf

Martinistr. 52
20246 Hamburg

T ++49/40/7410-58243
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