return_headers - csv: Ruby Standard Library Documentation

###### Option `return_headers`¶ ↑

Specifies the boolean that determines whether method shift returns or ignores the header row.

Default value:

    CSV::DEFAULT_OPTIONS.fetch(:return_headers) # => false

Examples:

    str = <<-EOT
    Name,Count
    foo,0
    bar,1
    bax,2
    EOT
    # Without return_headers first row is str.
    csv = CSV.new(str, headers: true)
    csv.shift # => #<CSV::Row "Name":"foo" "Count":"0">
    # With return_headers first row is headers.
    csv = CSV.new(str, headers: true, return_headers: true)
    csv.shift # => #<CSV::Row "Name":"Name" "Count":"Count">