is_track | R Documentation |
Test whether a variable contains a track table as produced
by track_df
, track_tbl
, or track_dt
.
is_track(x)
x |
An object to test. |
A logical indicating whether the variable contains a track table
(TRUE
) or not (FALSE
).
Simon Garnier, garnier@njit.edu
track_df
, track_tbl
, track_dt
data(short_tracks)
is_track(short_tracks)
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