Ruby on Rails 301重定向

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This redirects visitors to a new URL using a 301 redirect. Using a 301 redirect is the safest way to let search engines like Google, Yahoo!, Live and Ask know your address has changed.
  1. def old_action
  2. headers["Status"] = "301 Moved Permanently"
  3. redirect_to "http://www.domain.com/"
  4. end

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