metan (version 1.19.0)

utils_class: Utilities for handling with classes

Description

Utilities for handling with classes

Usage

add_class(x, class)
has_class(x, class)
remove_class(x, class)
set_class(x, class)

Value

The object x with the class added or removed.

Arguments

x

An object

class

The class to add or remove

Author

Tiago Olivoto

Details

• add_class(): add a class to the object x keeping all the other class(es).

• has_class(): Check if a class exists in object x and returns a logical value.

• set_class(): set a class to the object x.

• remove_class(): remove a class from the object x.

Examples

# \donttest{
library(metan)
df <-
data_ge2 %>%
add_class("my_class")
class(df)
has_class(df, "my_class")
remove_class(df, "my_class") %>% class()
set_class(df, "data_frame") %>% class()
# }