play music

PlayMusic.swift

import UIKit
import AVFoundation

class ViewController: UIViewController {

    var audioPlayer : AVAudioPlayer!

    override func viewDidLoad() {
        super.viewDidLoad()
        
        let soundFilePath : String = Bundle.main.path(forResource: "BGM_a", ofType: "mp3")!
        let fileURL : URL = URL(fileURLWithPath: soundFilePath)
        
        do{
            audioPlayer = try AVAudioPlayer(contentsOf: fileURL)
        }
        catch{
        }
        
        //numberOfLoopsに-1を指定すると無限ループする。
        audioPlayer.numberOfLoops = -1
        audioPlayer.play()
    }
}