<%-
city = '01000'
district = '01100'
cities = TaiwanCity.list
districtes = TaiwanCity.list(city)
%>
<%= select_tag :city , options_for_select(cities, city) , prompt: '--縣市--', class: ['city-select', 'city-city'] %>
<%= select_tag :district, options_for_select(districtes, district), prompt: '--鄉鎮市區--', class: ['city-select', 'city-district'] %>