AVPlayer与AVAudioPlayer

import AVKit
import AVFoundation

// 创建 AVPlayerItem
let playerItem = AVPlayerItem(url: audioURL)

// 创建 AVPlayer
let player = AVPlayer(playerItem: playerItem)

// 播放
player.play()

// 暂停
player.pause()

// 监听播放进度
NotificationCenter.default.addObserver(self, selector: #selector(playerDidFinishPlaying), name: .AVPlayerItemDidPlayToEndTime, object: player.currentItem)

@objc func playerDidFinishPlaying(note: NSNotification) {
    print("播放结束")
}

import AVFoundation

var audioPlayer: AVAudioPlayer?

func playAudio() {
    guard let url = Bundle.main.url(forResource: "sound", withExtension: "mp3") else { return }

    do {
        audioPlayer = try AVAudioPlayer(contentsOf: url)
        audioPlayer?.play()
    } catch {
        print("无法播放音频文件")
    }
}

func pauseAudio() {
    audioPlayer?.pause()
}

func stopAudio() {
    audioPlayer?.stop()
    audioPlayer?.currentTime = 0
}