文件名称:Swift和ObjC的承诺。-Swift开发
文件大小:217KB
文件格式:ZIP
更新时间:2024-06-15 20:39:06
Swift Miscellaneous
现代开发是高度异步的:是不是我们拥有使编程功能强大,简单且令人愉悦的工具的时候了? UIApplication.shared.isNetworkActivityIndicatorVisible = true首先{ UIApplication.shared.isNetworkActivityIndicatorVisible = true让fetchImage = URLSession.shared.dataTask(.promise,with:url).compactMap {UIImage(data:$ 0.data)}让fetchLocation = CLLocationManager.requestLocation()。lastValue首先{when(fulfilled:fetchImage,fetchLocation