[play audio] #swift4 #avfoundation

playaudio.swift

import AVFoundation

var player: AVAudioPlayer?

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

    do {
        try AVAudioSession.sharedInstance().setCategory(AVAudioSessionCategoryPlayback)
        try AVAudioSession.sharedInstance().setActive(true)

        player = try AVAudioPlayer(contentsOf: url)
        guard let player = player else { return }

        player.play()
    } catch let error {
        print(error.localizedDescription)
    }
}
/// Make sure to change the name of your tune as well as the extension. The file needs to be properly imported `Project Build Phases > Copy Bundle Resources`. You might want to place it in `assets.xcassets` for greater convenience.