how to check if rtmp or hls urls are exist or they'll give 404 error in swift

Question

I need to parse some data from rss and open related links from parsed rss in swift 2, for example i want to check this link is valid or not:

rtmp://185.23.1         


        

Answer 1

For easy use I wrote below code and It's working perfectly.

var video_Url = ""
    if let url  = NSURL(string: Response),
    data = NSData(contentsOfURL: url)
    {
        video_Url = Response
    }
    else
    {
        video_Url = ""
    }