Filter GTFS feed by agency — filter_by_agency • GTFShift

Filter GTFS feed by agency

Usage

filter_by_agency(gtfs, id = NA, name = NA)

Arguments

gtfs: tidygtfs. GTFS feed.
id: Integer (Optional when name). Ids of the agency.
name: String (Optional when id). Name of the agency.

Value

A tidygtfs object with the filtered feed.

Details

Allows to filter a GTFS feed for the agency, using the id, name or both. Returns empty feed it none provided.

Examples

if (FALSE) { # \dontrun{
gtfs <- GTFShift::load_feed("gtfs.zip")
gtfs_filtered_by_id <- GTFShift::filter_by_agency(gtfs, agency_id=2)
gtfs_filtered_by_name <- GTFShift::filter_by_agency(gtfs, agency_name="City bus company")
} # }