I'm not sure of precisely what you don't want to use (or why) but here
is
one way
newDataFrame <- oldDataFrame[ , - match(namesToGo, names(oldDataFrame))]
Bill Venables
> -----Original Message-----
> From: Daniel Mastropietro [mailto:mastropi at uwalumni.com]
> Sent: Tuesday, July 23, 2002 3:13 AM
> To: r-help at stat.math.ethz.ch
> Subject: [R] Removing columns from data frame
>
> Hello,
>
> Is there an easy way to remove a few columns from a data frame by
> indicating the column names? I am thinking of an operator like the
"-" to
> remove the columns when referenced by column number, and I don't want
to
> use the %in% operator together with the names() function.
>
> Thanks
> Daniel Mastropietro
>
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