Apply a function to a data.frame and join the results in it.

Apply a function to a data.frame and join the results in it.

map_then_join(.df, .f, .join_by = NULL, join_function)

Arguments

.df

A data.frame

.f

A function do apply on `.df`

.join_by

The columns to join, as passed to `left_join`

join_function

The function used in the join