HttpRequest Get和Post调用其他页面的方法(2)

public string WebClientGet(string url)
        {
            var client = new WebClient();
            client.Headers.Add("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; .NET CLR 1.0.3705;)");
            var stream = client.OpenRead(url);
            if (stream == null) return "";
            var reader = new StreamReader(stream, Encoding.Default);
            var result = reader.ReadToEnd();
            stream.Close();
            reader.Close();
            return result;
        }