NSMutableArray *arr;
arr = [[NSMutableArray alloc]init];//全局
NSURL *url = [NSURL URLWithString:@"http://a.meidebi.com/Link-alllist-p-1-pagecount-10"];//获取网络资源
NSURLRequest *request = [NSURLRequest requestWithURL:url];//建立一个请求
NSURLResponse *response = nil;
NSError *error = nil;
//网络连接转换为数据类型
NSData *data = [NSURLConnection sendSynchronousRequest:request returningResponse:&response error:&error];
//用NSJSONSerialization把JSON数据解析成UI类型
id jsonObject = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingAllowFragments error:&error];
NSDictionary *dic = (NSDictionary *)jsonObject;
//NSLog(@"%@",dic);
NSDictionary *dic1 = [dic valueForKey:@"data"];
NSDictionary *dic2 = [dic1 valueForKey:@"linklist"];
for (NSDictionary *dic3 in dic2) {
[arr addObject:[dic3 objectForKey:@"title"]];
}