2017-06-04 57 views
0

我试图获取元数据的URL地址元头,我使用此代码解析为目标C URL地址

NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:@"https://www.youtube.com/watch?v=1cuMAeGOCng"]]; 
    [request setValue:@"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Safari/601.1.42" 
    forHTTPHeaderField:@"User-Agent"]; 

    self.session = [NSURLSession sessionWithConfiguration:[NSURLSessionConfiguration defaultSessionConfiguration]]; 
    NSURLSessionTask *task = [self.session dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) { 
     NSLog(@"%@",data); 
    }]; 
    [task resume]; 

是这样吧? 也返回的数据进行编码,并不能如何解码!任何线索?

由于

+0

它是正确转换的NSData到的NSString 的NSLog(@ “%@”,[[ALLOC的NSString] initWithData:数据编码:NSUTF8StringEncoding]); –

+0

@MohammadAlavi是的,数据现在是可读的,但获取的信息是关于整个网站! – OXXY

回答

1
NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL: 
[NSURL URLWithString:@"https://www.youtube.com/watch?v=1cuMAeGOCng"]]; 
[request setValue:@"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Safari/601.1.42" 
forHTTPHeaderField:@"User-Agent"]; 

session = [NSURLSession sessionWithConfiguration: 
[NSURLSessionConfiguration defaultSessionConfiguration]]; 

NSURLSessionTask *task = [session dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) 
          { 

    NSString * text = [[NSString alloc] initWithData: data encoding: NSUTF8StringEncoding]; 
     NSLog(@"Data = %@",text); 


          }]; 
    [task resume];