CSV#write_headers?

csv.write_headers? → true or false

# File tmp/rubies/ruby-3.3.0/lib/csv.rb, line 2134
def write_headers?
  @writer_options[:write_headers]
end

Returns the value that determines whether headers are to be written; used for generating; see Option write_headers:

Example

CSV.new('').write_headers? # => nil

See also #unconverted_fields? #writer #to_io #writer_fields_converter also in 3.2 · 3.1 · 3.0