Ruby 1.9.2 リファレンスマニュアル > ライブラリ一覧 > csvライブラリ > CSVクラス > header_convert
header_convert(name)
header_convert {|field| ... }
header_convert {|field, field_info| ... }
Identical to CSV#convert(), but for header rows.
Note that this method must be called before header rows are read to have any effect.
[SEE_ALSO] CSV#convert