[R] Retaining attributes of columns of a data frame when subsetting.
r@turner @end|ng |rom @uck|@nd@@c@nz
Sun Oct 20 04:13:32 CEST 2019
On 20/10/19 3:00 PM, Richard M. Heiberger wrote:
> Look at
> Define your specialized columns to have a newly defined class, say "myclass".
> Then write as.data.frame.myclass
> It will be similar to the function you already have in the lapply statement.
> Now your statement
> X <- X[ok,]
> should work.
Yes. That idea does indeed look promising. I'll check it out.
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