csv_demo.rb

require "csv"

# TODO - let's read/write data from beatles.csv
filepath = "data/beatles.csv"

# PARSING CSV

# CSV.foreach(filepath, headers: :first_row) do |row|
#   # puts "first name: #{row[0]}, last name: #{row[1]}, instrument: #{row[2]}" // BEFORE ADDING headers: :first_row
#   puts "first name: #{row['First Name']}, last name: #{row['Last Name']}, instrument: #{row['Instrument']}"
# end


# STORING CSV

beatles = [
            {first_name: 'John', last_name: 'Lennor', instrument: 'Guitar'},
            {first_name: 'Paul', last_name: 'McCartney', instrument: 'Bass Guitar'}
          ]

CSV.open(filepath, 'wb') do |csv|
  csv << ['First Name','Last Name', 'Instrument']
  beatles.each do |beatle|
    csv << [beatle[:first_name], beatle[:last_name], beatle[:instrument]]
  end
end