[R] re place column names

John Kane jrkrideau at yahoo.ca
Fri Feb 22 18:57:22 CET 2008


What code did you use?  It is difficult to guess what
you have done.

names(dataset)<- myfile$labels 
should work
--- hochoi <evilonegirl2006 at yahoo.com> wrote:

> 
> Hi,
> 
> When I tried to replace column names in a data set
> with label names read
> from a separated file,
> I got the following message:
> 
> Error in `[.data.frame` (dataset, , classlabel):
> undefined columns selected
> 
> I am new in R programming languague. Could someone
> please tell me what do I
> need to consider in the dataset dataframe.
> There are no column names in the dataset dataframe,
> When I entered
> dimnames(dataset)[[2]]
> [1] "X1"  "X2"  "X3"  "X4"  "X5"  "X6"  "X7"  "X8" 
> "X9"  "X10" "X11" "X12"
> 
> [13] "X13" "X14" "X15" "X16" "X17" "X18" "X19" "X20"
> "X21" "X22" "X23" "X24"
> 
> [25] "X25" "X26" "X27" "X34" "X35" "X36" "X37" "X38"
> "X28" "X29" "X30" "X31"
> 
> [37] "X32" "X33"
> 
> Thanks
> -- 
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>
http://www.nabble.com/replace-column-names-tp15633387p15633387.html
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