这取决于服务器配置或相关指令

It depends on the server configuration or the relevant directives session.gc_maxlifetime in php.ini.

通常情况下，默认值为24分钟(1440秒)，但是您的虚拟主机可能已将默认值更改为其他值.

Typically the default is 24 minutes (1440 seconds), but your webhost may have altered the default to something else.