https://github.com/expressjs/session;你想知道怎么获取组件中给session赋的sessionid名,获取这个名以便你设置为空吧,这是我在github上找到的api:
name
The name of the session ID cookie to set in the response (and read from in the request).
The default value is 'connect.sid'.
session id的名字好像可以自定义