private var timer: DispatchSourceTimer?
func addTimer() {
// 子線程創(chuàng)建timer
timer = DispatchSource.makeTimerSource(flags: [], queue: DispatchQueue.global())
// let timer = DispatchSource.makeTimerSource()
/*
dealine: 開始執(zhí)行時間
repeating: 重復時間間隔
leeway: 時間精度
*/
timer?.schedule(deadline: .now() + .seconds(5), repeating: DispatchTimeInterval.seconds(1), leeway: DispatchTimeInterval.seconds(0))
// timer 添加事件
timer?.setEventHandler {
print("timer事件")
}
timer?.resume()
}
// timer暫停
func stopTimer() {
timer?.suspend()
}
// timer結(jié)束
func cancleTimer() {
guard let t = timer else {
return
}
t.cancel()
timer = nil
}
timer：https://github.com/100mango/SwiftTimer
定時器：https://github.com/dalu93/Each
