[R] remove column names from a data frame

Benilton Carvalho bcarvalh at jhsph.edu
Mon Feb 18 20:47:50 CET 2008


apparently you want to check the "Introduction to R" document.... I  
found it very useful when I started working with R:

http://cran.r-project.org/doc/manuals/R-intro.pdf

try:

names(df) <- NULL

b

ps: "df" is the name of the function to get the density for an F  
distribution...

On Feb 18, 2008, at 2:42 PM, joseph wrote:

>
>
> I want to remove the column names from a data frame. I do
> it the long way, can any body show me a better way ?
>
>
> df= data.frame(chrN= c(“chr1”, “chr2”, “chr3”), start= c(1,
> 2, 3), end= c(4, 5, 6), score= c(7, 8, 9))
>
>
> df
>
>
> #I write a txt file without row or column names
>
>
> write.table(df,"df1.txt",sep='\t',quote=FALSE,row.names=F,col.names=F)
>
>
> #then I read it with the header = F to obtain the format
> I want
>
>
> df1=read.table("df1.txt", header = F)
>
>
> df1
>
>
>       
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