From: Take_tk <ggb03124@...>
Date: 2002-07-20T22:15:51+09:00
Subject: [ruby-list:35592] String#center

　仕様拡張のお願い。と言うほどのものでもないですが・・

class String
  def center(n , ch=" ")
    ret = ch*(n/ch.size)
    ret[ n/2-self.size/2 , self.size ] = self
    return ret
  end
end

p " FOO ".center(40,"=-")
    #=> "=-=-=-=-=-=-=-=-=- FOO -=-=-=-=-=-=-=-=-"

Take_tk = KUMAGAI Hidetake
たけ(tk)＝熊谷秀武