End of Life Ruby 3.1 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

instance method

CSV#headers

csv.headers → object

# File tmp/rubies/ruby-3.1.3/lib/csv.rb, line 2105
def headers
  if @writer
    @writer.headers
  else
    parsed_headers = parser.headers
    return parsed_headers if parsed_headers
    raw_headers = @parser_options[:headers]
    raw_headers = nil if raw_headers == false
    raw_headers
  end
end

Returns the value that determines whether headers are used; used for parsing; see Option headers:

Example

CSV.new('').headers # => nil

See also #header_row? #inspect #header_fields_converter #ioctl also in 3.3 · 3.2 · 3.0

‹ prev#header_row? next ›#inspect