[英]C# HttpClient handle swedish characters åäö in response
在 Burp 中發送測試請求時,我在瑞典語中獲得了正確的 åäö 值,但使用 HttpClient 我只能得到這個字符:
我嘗試將Accept-Language
標頭設置為sv-SE
和sv
但結果相同。 我也嘗試過獲取GetByteArrayAsync
並將其轉換為 UTF-8,但也沒有運氣。
private HttpClient client = new HttpClient();
public HttpService()
{
client.DefaultRequestHeaders.Add("Accept-Language", "sv");
client.DefaultRequestHeaders.Add("Accept-Charset", "utf-8");
}
public string GetRequest(string url)
{
using (HttpResponseMessage response = client.GetAsync(url).Result)
{
//Same result
//var byteArray = response.Content.ReadAsByteArrayAsync().Result;
//var result = Encoding.UTF8.GetString(byteArray, 0, byteArray.Length);
using (HttpContent content = response.Content)
{
var result = content.ReadAsStringAsync().Result;
return result;
}
}
}
更新:
來自服務器的標頭:
HTTP/1.1 200 OK
Cache-Control: private
Content-Length: 31903
Content-Type: application/json
Expires: Sun, 14 May 2017 22:00:00 GMT
Server: Microsoft-IIS/8.5
Set-Cookie: ASPSESSIONIDCSACQTRA=<REMOVED>; path=/
X-Powered-By: ASP.NET
Date: Mon, 15 May 2017 13:10:18 GMT
謝謝@RemusRusanu。 工作代碼:
public string GetRequest(string url)
{
using (HttpResponseMessage response = client.GetAsync(url).Result)
{
var byteArray = response.Content.ReadAsByteArrayAsync().Result;
var result = Encoding.GetEncoding("ISO-8859-1").GetString(byteArray, 0, byteArray.Length);
return result;
}
}
Ogglas 的回答會為 åäö 修復它,但可能不適用於 ÅÄÖ。 ISO-8859-1 對應於
- Windows-1252 西歐 (Windows)。 代碼頁 1252
或者
- iso-8859-1 西歐 (ISO)。 代碼頁 28591
為了確保獲得正確的編碼,您可能需要改用Encoding.GetEncoding(int codePage)
。 有關不同編碼的詳細信息, 請參閱https://docs.microsoft.com/en-us/dotnet/api/system.text.encoding?view=netframework-4.8
這是一個示例代碼,其中響應字符串是 ABCDEFGHIJKLMNOPQRSTUVWXYZÅÄÖabcdefghijklmnopqrstuvwxyzåäö0123456789!"#¤%&/()=?^*_:;>@£${[]}\\~|<,.-¨'´+
using System.Net.Http;
using log4net;
using System.Text;
namespace Stackoverflow
{
public static class Enc {
private static readonly ILog log = LogManager.GetLogger(typeof(Enc));
public static string GetRequest(HttpClient client, string url, int codepage) {
using (HttpResponseMessage response = client.GetAsync(url).Result) {
var byteArray = response.Content.ReadAsByteArrayAsync().Result;
var result = Encoding.GetEncoding(codepage).GetString(byteArray, 0, byteArray.Length);
return result;
}
}
public static void Example(HttpClient client, string url) {
string result1 = GetRequest(client, url, 1252);
string result2 = GetRequest(client, url, 28591);
log.Debug(result1);
log.Debug(result2);
}
}
}
這給出了輸出:
ABCDEFGHIJKLMNOPQRSTUVWXYZÅÄÖabcdefghijklmnopqrstuvwxyzåäö0123456789!"#¤%&/()=?^*_:;>@£${[]}\~|<,.-¨'´+"
ABCDEFGHIJKLMNOPQRSTUVWXYZÿÿÿabcdefghijklmnopqrstuvwxyzåäö0123456789!"#¤%&/()=?^*_:;>@£${[]}\~|<,.-¨'´+
哪里 ÿ 顯示為黑色字符 xC3? 在我的日志中。
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