iOS 播放短音效

SystemSoundID _soundID;
NSURL *soundUrl = [NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"coin" ofType:@"mp3"]];
 AudioServicesCreateSystemSoundID((__bridge CFURLRef)soundUrl, &_soundID);
AudioServicesPlaySystemSound(_soundID);  
//播放完释放
AudioServicesDisposeSystemSoundID(_soundID);

#import <AudioToolbox/AudioToolbox.h>
#import <AVFoundation/AVFoundation.h>
@property (nonatomic, strong) AVAudioPlayer *audioPlayer;

NSURL *soundUrl = [NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"coin" ofType:@"mp3"]];
    
self.audioPlayer = [[AVAudioPlayer alloc] initWithContentsOfURL:soundUrl error:nil];
if (self.audioPlayer)
 {
      if ([self.audioPlayer prepareToPlay])
        {
            // 播放时，设置喇叭播放否则音量很小
            AVAudioSession *playSession = [AVAudioSession sharedInstance];
            [playSession setCategory:AVAudioSessionCategoryPlayback error:nil];
            [playSession setActive:YES error:nil];
        }
  }

[self.audioPlayer play];