[R] Extracting part of a factor
istazahn at gmail.com
Thu Mar 3 22:14:24 CET 2016
x <- factor("001-014")
y <- substr(as.character(x), 1, 3)
On Thu, Mar 3, 2016 at 3:18 PM, KMNanus <kmnanus at gmail.com> wrote:
> I have a factor variable that is 6 digits and hyphenated. For example, 001-014.
> I need to extract the first 3 digits to a new variable using mutate in dplyr - in this case 001 - but can’t find a function to do it.
> substr will do this for character strings, but I need the variable to remain as a factor.
> Is there an R function or workaround to do this?
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