Rename multiple columns

Source: R/rename_with.R

Rename multiple columns with the same transformation

rename_with.(.df, .fn = NULL, .cols = everything(), ...)

Arguments

.df

A data.table or data.frame

.fn

Function to transform the names with.

.cols

Columns to rename. Defaults to all columns. tidyselect compatible.

...

Other parameters to pass to the function

Examples

df <- data.table(
  x = 1,
  y = 2,
  double_x = 2,
  double_y = 4
)

df %>%
  rename_with(toupper)
#> # A tidytable: 1 × 4
#>       X     Y DOUBLE_X DOUBLE_Y
#>   <dbl> <dbl>    <dbl>    <dbl>
#> 1     1     2        2        4

df %>%
  rename_with(~ toupper(.x))
#> # A tidytable: 1 × 4
#>       X     Y DOUBLE_X DOUBLE_Y
#>   <dbl> <dbl>    <dbl>    <dbl>
#> 1     1     2        2        4

df %>%
  rename_with(~ toupper(.x), .cols = c(x, double_x))
#> # A tidytable: 1 × 4
#>       X     y DOUBLE_X double_y
#>   <dbl> <dbl>    <dbl>    <dbl>
#> 1     1     2        2        4