//延時(shí)1s執(zhí)行
DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + Double(Int64(1*NSEC_PER_SEC))/Double(NSEC_PER_SEC)) {
//code
}
//延時(shí)1s執(zhí)行
DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + Double(Int64(1*NSEC_PER_SEC))/Double(NSEC_PER_SEC)) {
//code
}