ruby HTTP Reponse的使用方法

ruby HTTP Reponse的使用方法

require 'net/http'
h = Net::HTTP.new('www.google.com', 80)
response = h.get('/index.html', nil)
if response.message == "OK"
    puts response.body.scan(/<img src="(.*?)"/m).uniq
end

get response 代碼

require 'uri'
Net::HTTP.get(URI.parse("http://www.111cn.net"))
response = Net::HTTP.get_response('www.111cn.net', '/about/')

puts case response.code[0] # Check the first byte of the response code.
  when ?1 then "Status code indicates an HTTP informational response."
  when ?2 then "Status code indicates success."
  when ?3 then "Status code indicates redirection."
  when ?4 then "Status code indicates client error."
  when ?5 then "Status code indicates server error."
  else "Non-standard status code."
end

擷取遠程地址

require 'uri'
Net::HTTP.get(URI.parse("http://www.111cn.net"))
response = Net::HTTP.get_response('www.111cn.net', '/about/')

puts "Success!" if response.is_a? Net::HTTPOK
# Success!