swift download file
Swift: Download a file using NSURLSession
Download file path with NSFileManager Swift | Treehouse Community
CocoaDocs.org – TCBlobDownloadSwift
ios – Download file in swift – Stack Overflow
Networking in Swift: How to download a file with NSURLSession | Sweettutos
【总结】
swift中下载文件的库，且支持更新进度的：
thibaultCha/TCBlobDownloadSwift: Powerful file downloads in Swift
效果看起来不错。
转载请注明：在路上 » ［已解决］swift中支持进度的下载文件的库