Filtering rows using logical vectors
In this exercise, you'll use expressions that evaluate to a logical vector to filter rows in a data.table
. All rows that evaluate to TRUE
will be returned.
Note that you can refer to column names directly, without the need for the $
operator.
This exercise is part of the course
Data Manipulation with data.table in R
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
# Filter all rows where start_station is "MLK Library"
trips_mlk <- batrips[___ == "___"]
trips_mlk