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@schifferl
Created October 8, 2018 00:58
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subsetting/extract behaviors in R
library(magrittr)
ten_letters <- LETTERS[1:10]
data_frame <- data.frame(ten_letters, stringsAsFactors = FALSE)
data_frame$ten
data_frame["ten"]
data_frame[["ten"]]
data_frame["ten_letters"]
data_frame[["ten_letters"]]
class(data_frame["ten_letters"])
data_frame %>%
extract("ten_letters") %>%
class()
class(data_frame[["ten_letters"]])
data_frame %>%
extract2("ten_letters") %>%
class()
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