knitr::opts_chunk$set( collapse = TRUE, comment = "#>", fig.path = "man/figures/README-", out.width = "100%" )
Factors are a very useful type of variable in R, but they can also be very aggravating. This package provides some helper functions for the care and feeding of factors.
You can install ia2 like so:
devtools::install_github("aidanmattrick/ia2")
Binding two factors via fbind()
:
library(ia2) a <- factor(c("character", "hits", "your", "eyeballs")) b <- factor(c("but", "integer", "where it", "counts"))
Simply catenating two factors leads to a result that most don't expect.
c(a, b)
The fbind()
function glues two factors together and returns factor.
fbind(a, b)
Often we want a table of frequencies for the levels of a factor. The base table()
function returns an object of class table
, which can be inconvenient for downstream work.
set.seed(1234) x <- factor(sample(letters[1:5], size = 100, replace = TRUE)) table(x)
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