rails 3 excel excel_railshttps://github.com/asanghi/excel_rails% url request.url %a href%
rails 3 excel excel_rails
https://github.com/asanghi/excel_rails
<% url = request.url %> <a href="<%= url.include?('?') ? url.gsub('?','.xls?') : (url.to_s << '.xls') %>">导出excel</a>