# File lib/rack/response.rb, line 81 def delete_cookie(key, value={}) unless Array === self["Set-Cookie"] self["Set-Cookie"] = [self["Set-Cookie"]].compact end self["Set-Cookie"].reject! { |cookie| cookie =~ /\A#{Utils.escape(key)}=/ } set_cookie(key, {:value => '', :path => nil, :domain => nil, :expires => Time.at(0) }.merge(value)) end