Return the track id of each event

This is a helper function to access the track id of each event in a move2 object; it returns content of the column designated "track_id_column" in the move2 object.

Usage

event_track_id(x)

Arguments

x

A move2 object

Value

a vector of track IDs of the same length as the number of events in x

Examples

event_track_id(example_tt)
#>  [1] a a a a a b b b b b c c c c c
#> Levels: a b c