unnest
.unnest_(data, unnest_cols, .drop = NA, .id = NULL, .sep = NULL)
unnest
will drop them if unnesting the specified columns requires
the rows to be duplicated..id
, giving a unique identifer. This is most useful if
the list column is named.NULL
, the names of unnested data frame columns
will combine the name of the original list-col with the names from
nested data frame, separated by .sep
.