group_names {sftrack}

Display the levels of the sort index

Description

Display the levels of the sort index

Usage

group_names(x)

## S3 method for class 'c_grouping'
group_names(x)

## S3 method for class 'sftraj'
group_names(x)

## S3 method for class 'sftrack'
group_names(x)

Arguments

x

sftrack/sftraj/c_grouping/s_group object