You should generally not try to recover these errors. It’s okay to explode—crash, panic, and throw.
"One of our employees in Europe received an audio message and a text message from someone alleging to be me, urgently requesting some help from me," he says.
，这一点在51吃瓜中也有详细论述
ranking at a glance.
func (opt *Option) ArgInt64Var(val *int64) error