Jack Ma

private func image(url: URL, cache: Bool, completion:@escaping (UIImage?)->()) { guard let imageData = try? Data(contentsOf: url) else { return } if cache { saveImage(imageData, url: url, completion: nil)/// 存储 }...

网络差的时候，会一直卡在广告也，知道下载完成，能优化吗

` error: invalid Swift parseable output message (malformed JSON): [123, 10, 32, 32, 34, 107, 105, 110, 100, 34, 58, 32, 34, 102, 105, 110, 105, 115, 104, 101, 100,...