SDWebImageDownloader *downloader = [SDWebImageDownloader sharedDownloader]; [downloadersetValue:@"xxxxx" forHTTPHeaderField:@"xxxxx"]; ? ? ? ?

WeakSelf(weakSelf);

[downloaderdownloadImageWithURL:[NSURLURLWithString:dic[EV07B_KEY34_PHOTO_URL]]options:0progress:nilcompleted:^(UIImage*_Nullableimage,NSData*_Nullabledata,NSError*_Nullableerror,BOOLfinished) { ? ? ? ? ? ? ? ? ? ? ? ?????If(image && finished){

? ? ? ? ? ? ? ? weakSelf.iconView.image= image;

? ? ? ? ? ? }

? ? ? ? }];