swift--loading pictures asynchronously using Urlsession

Source: Internet
Author: User

Nsurlconnection, abandoned after ios9.0, use Urlsession class later, such as

Specific examples:

Self.imageV.frame = CGRect (x: -Y: -, width:kscreenwidth- +, Height: $) Self.view.addSubview (Self.imagev)//loading pictures with urlsessionLet URL = URL (string:"http://pic.jj20.com/up/allimg/911/021616153629/160216153629-1.jpg")        //Create Request ObjectLet request = URLRequest (url:url!) Let session=urlsession.shared let Datatask=Session.datatask (with:request,completionhandler: {(data, response, error)-Voidinch            ifError! =nil{Print (error.debugdescription)}Else{                //assigning picture data to UIImageLet img = UIImage (data:data!) Self.imageV.image=img}})  asUrlsessiontask//Start a taskDatatask.resume ()

The effect is as follows:

swift--loading pictures asynchronously using Urlsession

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