How to change the play speed rate on AVPlayer (swift)

When you play audio with the AVPlayer, you would use this

player = AVPlayer.init(playerItem: playerItem)
player?.play()

There a specific property to calibrate the audio play speed rate. You can use the ‘rate’ property.

player = AVPlayer.init(playerItem: playerItem)
player?.rate = 0.7
player?.play()

But, in this case, it doesn’t work. You have to place after “.play()”

player = AVPlayer.init(playerItem: playerItem)
player?.play()…