2008-07-20 よく使うコンテントタイプ Content-Type text Content-Type: text/plain Content-Type: text/html Content-Type: text/css Content-Type: text/xml 画像 Content-Type: image/png Content-Type: image/jpeg Content-Type: image/gif application Content-Type: application/zip Content-Type: application/xml Content-Type: application/xhtml+xml 参考 http://www.atmarkit.co.jp/fnetwork/rensai/netpro03/content-type.html