: decoded( eol = "\n", encoding = 'e' ) -> String
: to_s( eol = "\n", encoding = 'e' ) -> String
    eol: String
    encoding: String

    ᡼ǥɤ줿ʸѴޤκݡإåι
    ɤ eol ˡإåΥ󥳡ܸʸʸɤ
    encoding Ѵޤ

    С 0.9 ʹߤ #to_s ϤΥ᥽åɤ̾ˤʤޤ

