iOS 异步POST

 

<span style="font-size:24px;">//1.将网址初始化oc字符串对象    NSString *urlString = [NSString stringWithFormat:@"%@",kVideoURL];    //2.创建NSURL对象    NSURL *url = [NSURL URLWithString:urlString];    //3.创建请求    NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url cachePolicy:NSURLRequestUseProtocolCachePolicy timeoutInterval:10];    //4.创建参数字符串对象    NSString *parmStr = [NSString stringWithFormat:@"%@",@"method=album.channel.get&appKey=myKey&format=json&channel=t&pageNo=1&pageSize=10"];    //5.将参数转为nsdata对象    NSData *parmData = [parmStr dataUsingEncoding:NSUTF8StringEncoding];    //6.设置请求体    [request setHTTPBody:parmData];    //7.设置请求方式    [request setHTTPMethod:@"POST"];    //异步链接    [NSURLConnection connectionWithRequest:request delegate:self];</span>