URL：/cgi-bin/test.cgi?FirstName=Zara&LastName=Ali
獲取參數
#!/usr/bin/ruby require 'cgi' cgi = CGI.new cgi['FirstName'] # => ["Zara"] cgi['LastName'] # => ["Ali"]
另一種寫法
#!/usr/bin/ruby
require 'cgi'
cgi = CGI.new
h = cgi.params # => {"FirstName"=>["Zara"],"LastName"=>["Ali"]}
h['FirstName'] # => ["Zara"]
h['LastName'] # => ["Ali"]獲取全部參數
#!/usr/bin/ruby require 'cgi' cgi = CGI.new cgi.keys # => ["FirstName", "LastName"]