droplevels.TidySet {BaseSet}

Drop unused elements and sets

Description

Drop elements and sets without any relation.

Usage

## S3 method for class 'TidySet'
droplevels(x, elements = TRUE, sets = TRUE, relations = TRUE, ...)

Arguments

x

A TidySet object.

elements

Logical value: Should elements be dropped?

sets

Logical value: Should sets be dropped?

relations

Logical value: Should sets be dropped?

...

Other arguments, currently ignored.

Value

A TidySet object.

Examples

rel <- list(A = letters[1:3], B = character())
TS <- tidySet(rel)
TS
sets(TS)
TS2 <- droplevels(TS)
TS2
sets(TS2)