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public class HttpClientHelper{private static readonly HttpClient HttpClient;static HttpClientHelper(){HttpClient = new HttpClient();}/// <summary>/// Get 一個請求/// </summary>/// <param name="requestUri">請求URL</param>/// <returns></returns>public static string Get(string requestUri){var response = HttpClient.GetAsync(requestUri);return response.Result.Content.ReadAsStringAsync().Result;}/// <summary>/// Get 一個請求/// </summary>/// <param name="requestUri">請求URL</param>/// <param name="urlDictionary">請求參數</param>/// <returns></returns>public static string Get(string requestUri, Dictionary<string, string> urlDictionary){var paramter = urlDictionary.Aggregate(string.Empty, (current, item) => current + (item.Key + "=" + item.Value + "&"));var response = HttpClient.GetAsync(requestUri + "?" + paramter.TrimEnd('&'));return response.Result.Content.ReadAsStringAsync().Result;}/// <summary>/// 異步 Get/// </summary>/// <param name="requestUri">請求URL</param>/// <returns></returns>public static async Task<string> GetAsync(string requestUri){var response = await HttpClient.GetAsync(requestUri);return await response.Content.ReadAsStringAsync();}/// <summary>/// Get 一個請求/// </summary>/// <param name="requestUri">請求URL</param>/// <param name="urlDictionary">請求參數</param>/// <returns></returns>public static async Task<string> GetAsync(string requestUri, Dictionary<string, string> urlDictionary){var paramter = urlDictionary.Aggregate(string.Empty, (current, item) => current + (item.Key + "=" + item.Value + "&"));var response = await HttpClient.GetAsync(requestUri + "?" + paramter.TrimEnd('&'));if (response.StatusCode == System.Net.HttpStatusCode.OK){return await response.Content.ReadAsStringAsync();}return null;}/// <summary>/// Post 一個請求/// </summary>/// <param name="requestUri">請求URL</param>/// <param name="urlDictionary">請求參數</param>/// <returns></returns>public static string Post(string requestUri, Dictionary<string, string> urlDictionary){var paramter = new FormUrlEncodedContent(urlDictionary);var response = HttpClient.PostAsync(requestUri, paramter);return response.Result.Content.ReadAsStringAsync().Result;}/// <summary>/// 異步Post 一個請求/// </summary>/// <param name="requestUri">請求URL</param>/// <param name="urlDictionary">請求參數</param>/// <returns></returns>public static async Task<string> PostAsync(string requestUri, Dictionary<string, string> urlDictionary){var paramter = new FormUrlEncodedContent(urlDictionary);var response = await HttpClient.PostAsync(requestUri, paramter);return await response.Content.ReadAsStringAsync();}}

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轉載于:https://my.oschina.net/objectboy/blog/1506252

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