2011-11-27 135 views

回答

20

嘗試使用 'URI' 庫:

require 'uri' 
address = 'http://www.1800contacts.com/productlist.aspx?dl=P&source=cj&ac=8.2.0007' 
uri = URI.parse(address) 
puts "#{uri.scheme}://#{uri.host}" # => http://www.1800contacts.com 
+1

是否有解決方案,包括非標準端口,如http://www.example.com :8080/you-found-me.php? – sutch

+1

當然。將地址更改爲'address ='http://example.com:8080/you-found-me.php'',它會給你以下內容:'uri.port#=> 8080' – WarHog

1

2的替代方式

uri = URI.parse(url); uri.path = ''; uri.query = nil; uri.to_s 
url.split('/')[0,3].join('/')