open() open(string $savePath, mixed $sessName) : boolean 打开Session Parameters string $savePath mixed $sessName Throws \think\Exception Returns boolean
write() write(string $sessID, String $sessData) : boolean 写入Session Parameters string $sessID String $sessData Returns boolean
gc() gc(string $sessMaxLifeTime) : boolean Session 垃圾回收 Parameters string $sessMaxLifeTime Returns boolean