Extracting a class of variables

Source: R/utils.R

The get_class() gets class of variables in data.frame or tbl_df.

get_class(df)

Arguments

df

a data.frame or objects inheriting from data.frame

Value

a data.frame Variables of data.frame is as follows.

  • variable : variables name

  • class : class of variables

See also

find_class.

Examples

# data.frame
get_class(iris)
#>       variable   class
#> 1 Sepal.Length numeric
#> 2  Sepal.Width numeric
#> 3 Petal.Length numeric
#> 4  Petal.Width numeric
#> 5      Species  factor

# tbl_df
get_class(ggplot2::diamonds)
#>    variable   class
#> 1     carat numeric
#> 2       cut ordered
#> 3     color ordered
#> 4   clarity ordered
#> 5     depth numeric
#> 6     table numeric
#> 7     price integer
#> 8         x numeric
#> 9         y numeric
#> 10        z numeric

library(dplyr)
ggplot2::diamonds %>%
  get_class() %>% 
  filter(class %in% c("integer", "numeric"))
#>   variable   class
#> 1    carat numeric
#> 2    depth numeric
#> 3    table numeric
#> 4    price integer
#> 5        x numeric
#> 6        y numeric
#> 7        z numeric