#pragma mark-------网络请求代理方式
- (IBAction)DelegateButton:(UIButton *)sender {
NSString *urlString = @"http://ipad-bjwb.bjd.com.cn/DigitalPublication/publish/Handler/APINewsList.ashx?date=20131129&startRecord=1&len=5&udid=1234567890&terminalType=Iphone&cid=213";
NSURL *url = [NSURL URLWithString:urlString];
NSURLRequest *request = [NSURLRequest requestWithURL:url];
//请求数据代理回调的方式
[NSURLConnection connectionWithRequest:request delegate:self];
}
//客户端收到服务器响应
-(void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response
{
//初始化receiveData 对象
self.receiveData = [NSMutableData data];
}
//收到数据
- (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data
{
//拼接数据
[self.receiveData appendData:data];
}
//介绍数据完毕
- (void)connectionDidFinishLoading:(NSURLConnection *)connection
{
// 解析数据
NSDictionary *dict =[NSJSONSerialization JSONObjectWithData:self.receiveData options:NSJSONReadingMutableContainers error:nil];
NSLog(@"%@", dict);
}
//网络请求失败的时候
- (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error
{
NSLog(@"%@", error);
}