domain 
 - The domain that created AND that can read the variable. 

flag 
 - A TRUE/FALSE value indicating if all machines within a given domain can access the variable. This value is set automatically by the browser, depending on the value you set for  
domain 
. 

path 
 - The path within the domain that the variable is valid for. 

secure 
 - A TRUE/FALSE value indicating if a secure connection with the domain is needed to access the variable. 

expiration 
 - The UNIX time that the variable will expire on. UNIX time is defined as the number of seconds since Jan 1, 1970 00:00:00 GMT. 

name 
 - The name of the variable. 
value - The value of the variable.
(域名,true,path,false,过期时间,cookie名,cookie值)
 .taobao.com TRUE / FALSE 0 v  0
 #HttpOnly_.taobao.com TRUE / FALSE 0 cookie2 2ca16f321117f92881d88fa8e7bd0b5d
 .taobao.com TRUE / FALSE 1454210452 t e64bcc630eff8acb5800d8aeb8f69a4e