asihttprequest 为第三方数据请求，一下为get  和post 两种请求。

Get：

    NSString *loginName=@"Tony";

    NSString *pwd=@"123";

    NSString *postURL=[NSString stringWithFormat:@"http://192.168.2.2:1234/WebServiceDemo.asmx/LoginIn?loginName=%@&pwd=%@",loginName,pwd];

    NSLog(@"发送时请求URL%@",postURL);

    ASIHTTPRequest *request=[[ASIHTTPRequest alloc] initWithURL:[NSURL URLWithString:postURL]];

    [request setRequestMethod:@"GET"];

    [request startSynchronous];

    NSError *error=[request error];

    if(!error)

    {

        NSString *result=[request responseString];

        NSLog(result);

    }

Post ：

//---------------Http Post-----------------------

    NSString *postUrl=[NSString stringWithFormat:@"http://192.168.2.2:1234/WebServiceDemo.asmx/GetInfo"];

    ASIFormDataRequest *request=[[ASIFormDataRequest alloc] initWithURL:[NSURL URLWithString:postUrl]];

    // 设置 post参数

    [request setPostValue:@"1233" forKey:@"LoginName"];

    [request setPostValue:@"dsadasdasd" forKey:@"pwd"];

    [request startSynchronous];

    NSString *result=[request responseString];

    NSLog(result);

    [result release];

IOS http 请求