csv contents to array of hashes

open_csv.rb

# contents of csv:
# a,b,c
# 456,"foo",0
# 123,"bar",1
# 789,"bam",2

require 'csv'

# iterating through array
result = []
CSV.foreach('./test.csv', {headers:true, header_converters: :symbol}) do |row|
  result << row.to_hash
end

puts result.inspect


# as one liner
result = CSV.read('./test.csv', {headers:true, header_converters: :symbol})
  .map {|row| row.to_hash }

puts result.inspect