aliases: Aliases

extractR Documentation

Aliases

Description

magrittr provides a series of aliases which can be more pleasant to use when composing chains using the %>% operator.

Details

Currently implemented aliases are

extract `[`
extract2 `[[`
inset `[<-`
inset2 `[[<-`
use_series `$`
add `+`
subtract `-`
multiply_by `*`
raise_to_power `^`
multiply_by_matrix `%*%`
divide_by `/`
divide_by_int `%/%`
mod `%%`
is_in `%in%`
and `&`
or `|`
equals `==`
is_greater_than `>`
is_weakly_greater_than `>=`
is_less_than `<`
is_weakly_less_than `<=`
not (`n'est pas`) `!`
set_colnames `colnames<-`
set_rownames `rownames<-`
set_names `names<-`
set_class `class<-`
set_attributes `attributes<-`
set_attr `attr<-`

Examples

 iris %>%
   extract(, 1:4) %>%
   head

good.times <-
  Sys.Date() %>%
  as.POSIXct %>%
  seq(by = "15 mins", length.out = 100) %>%
  data.frame(timestamp = .)

good.times$quarter <-
  good.times %>%
  use_series(timestamp) %>%
  format("%M") %>%
  as.numeric %>%
  divide_by_int(15) %>%
  add(1)

magrittr documentation built on March 30, 2022, 9:07 a.m.