NSData *data = [NSData dataWithContentsOfURL:[NSURL URLWithString:urlString]]; NSError *error = nil; NSArray *arr = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableContainers error:&error];
NSData *data = [NSData dataWithContentsOfURL:[NSURL URLWithString:urlString]]; NSError *error = nil; NSStringEncoding enc = CFStringConvertEncodingToNSStringEncoding(kCFStringEncodingGB_18030_2000); NSString *dataString = [[NSString alloc] initWithData:data encoding:enc]; NSData *utf8Data = [dataString dataUsingEncoding:NSUTF8StringEncoding]; NSArray *arr = [NSJSONSerialization JSONObjectWithData:utf8Data options:NSJSONReadingMutableContainers error:&error];
NSData *data = [NSData dataWithContentsOfURL:[NSURL URLWithString:urlString]]; NSError *error = nil; NSStringEncoding enc = CFStringConvertEncodingToNSStringEncoding(kCFStringEncodingGB_18030_2000); NSString *dataString = [[NSString alloc] initWithData:data encoding:enc]; //json数据当中没有 \n \r \t 等制表符，当后台给出有问题时，我们需要对json数据过滤 dataString = [dataString stringByReplacingOccurrencesOfString:@"\r\n" withString:@""]; dataString = [dataString stringByReplacingOccurrencesOfString:@"\n" withString:@""]; dataString = [dataString stringByReplacingOccurrencesOfString:@"\t" withString:@""]; NSData *utf8Data = [dataString dataUsingEncoding:NSUTF8StringEncoding]; NSArray *arr = [NSJSONSerialization JSONObjectWithData:utf8Data options:NSJSONReadingMutableContainers error:&error]; <span style="font-family: Arial, Helvetica, sans-serif;"> </span>
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