1 public class HttpHelper
2 {
3 /// <summary>
4 /// Get the content of a file from the specified URL.
5 /// </summary>
6 /// <param name="url">The URL to request.</param>
7 /// <param name="method">The HTTP request method.</param>
8 /// <param name="postData">The data for POST requests (optional).</param>
9 /// <returns>The content of the file.</returns>
10 public static async Task<string> GetFileContent(string url, HttpMethod method, string postData = null)
11 {
12 using (HttpClient client = new HttpClient())
13 {
14 HttpRequestMessage request = new HttpRequestMessage(method, url);
15 if (method == HttpMethod.Post && !string.IsNullOrEmpty(postData))
16 {
17 request.Content = new StringContent(postData);
18 }
19
20 HttpResponseMessage response = await client.SendAsync(request);
21 if (response.IsSuccessStatusCode)
22 {
23 return await response.Content.ReadAsStringAsync();
24 }
25 else
26 {
27 Console.WriteLine($"Request failed: {response.StatusCode}");
28 return null;
29 }
30 }
31 }
32
33 /// <summary>
34 /// Make an HTTP request.
35 /// </summary>
36 /// <param name="baseUrl">The target URL.</param>
37 /// <param name="method">The request method.</param>
38 /// <param name="requestBody">The request body parameters.</param>
39 /// <returns></returns>
40 public static string HttpRequest(string baseUrl, Method method, RestRequest requestBody)
41 {
42 try
43 {
44 var client = new RestClient(baseUrl);
45
46 requestBody.Method = method;
47 var response = client.Execute(requestBody);
48 if (response.StatusCode == HttpStatusCode.OK)
49 {
50 return response.Content;
51 }
52
53 throw new Exception("HTTP request result error: " + response.ErrorMessage);
54 }
55 catch (Exception ex)
56 {
57 throw new Exception("HTTP request failed: " + ex.Message);
58 }
59 }
60 }
请注意，当 response.StatusCode 状态不是ok时，我会抛出异常。如果不符合业务，请自行修改。
源码地址：https://github.com/yycb1994/DotNet.Working.Notes/tree/main/Working.Notes/Working.Tools
标签：HTTP,封装,string,c#,request,response,new,Http,method From： https://www.cnblogs.com/INetIMVC/p/18026921