task (基本上 Google promise implementation ):
val task:Task<AuthResult> = FirebaseAuth.getInstance().signInAnonymously()
如何可能创建 signInAnonymous
signInAnonymous
它是一个 suspend 函数,等待 task
suspend
task
suspend fun signInAnonymous(): Unit
Deferred 对象,异步传递结果
Deferred
fun signInAnonymous() : Deferred