A bash script that makes you easy to search by a concrete term within a csv file and write a new one with the results of the search.
The script needs three parameters
./search.sh [future-folder-name] [search-term] [search-column] [file]
To search and filter for all the airports/heliports in California fom this airports.csv.
./search.sh EEUU US-CA 10 airports.csv
Don't forget to set execution permissions on that file with chmod +x ./search.sh