iOSでJSONを使う

http://code2wing.blog83.fc2.com/blog-entry-63.html

NSLog(@"WebAPIのURL：%@",apiUrlJson );
NSURL *httpDataUrl2 = [NSURL URLWithString:apiUrlJson];
NSURLRequest *request = [NSURLRequest requestWithURL:httpDataUrl2];
NSData *json_data = [NSURLConnection sendSynchronousRequest:request returningResponse:nil error:nil];
NSDictionary *jsonObject = [NSJSONSerialization JSONObjectWithData:json_data options:NSJSONReadingAllowFragments error:nil];