using System; using System.IO; using System.Net; using System.Text;
namespaceExamples.System.Net { publicclassWebRequestGetExample { publicstaticvoidMain () { // Create a request for the URL. WebRequest request = WebRequest.Create ("http://www.contoso.com/default.html"); // If required by the server, set the credentials. request.Credentials = CredentialCache.DefaultCredentials; // Get the response. HttpWebResponse response = (HttpWebResponse)request.GetResponse (); // Display the status. Console.WriteLine (response.StatusDescription); // Get the stream containing content returned by the server. Stream dataStream = response.GetResponseStream (); // Open the stream using a StreamReader for easy access. StreamReader reader = new StreamReader (dataStream); // Read the content. string responseFromServer = reader.ReadToEnd (); // Display the content. Console.WriteLine (responseFromServer); // Cleanup the streams and the response. reader.Close (); dataStream.Close (); response.Close (); } } }
using System; using System.IO; using System.Net; using System.Text;
namespaceExamples.System.Net { publicclassWebRequestPostExample { publicstaticvoidMain () { // Create a request using a URL that can receive a post. WebRequest request = WebRequest.Create ("http://www.contoso.com/PostAccepter.aspx "); // Set the Method property of the request to POST. request.Method = "POST"; // Create POST data and convert it to a byte array. string postData = "This is a test that posts this string to a Web server."; byte[] byteArray = Encoding.UTF8.GetBytes (postData); // Set the ContentType property of the WebRequest. request.ContentType = "application/x-www-form-urlencoded"; // Set the ContentLength property of the WebRequest. request.ContentLength = byteArray.Length; // Get the request stream. Stream dataStream = request.GetRequestStream (); // Write the data to the request stream. dataStream.Write (byteArray, 0, byteArray.Length); // Close the Stream object. dataStream.Close (); // Get the response. WebResponse response = request.GetResponse (); // Display the status. Console.WriteLine (((HttpWebResponse)response).StatusDescription); // Get the stream containing content returned by the server. dataStream = response.GetResponseStream (); // Open the stream using a StreamReader for easy access. StreamReader reader = new StreamReader (dataStream); // Read the content. string responseFromServer = reader.ReadToEnd ();
//如果这里返回的是JSON数据,可以用NewtonSoft进行JSON转换成JObeject或者 //其他类型。这样便于序列化 // Display the content. Console.WriteLine (responseFromServer); // Clean up the streams. reader.Close (); dataStream.Close (); response.Close (); } } }