1-) C# RMOS - html character to string

1- YENİ YOL  Regex.Unescape Yaparsan u0027 bu gibi ifadeleri düzeltir

public string replaceTurkish(string text)

        {

            var json = @"{""name"":"""+ text + @"""}";

            var name = JObject.Parse(json)["name"].ToString();

            return name.ToString();

        }

KULLANIMI

var name = replaceTurkish("Hills Young Sterilised Tavuklu K\u0131s\u0131rla\u015ft\u0131r\u0131lm\u0131\u015f Kedi Mamas\u0131 1.5 Kg")

DİĞER

string result = responseOtel.Content.ReadAsStringAsync().Result;

result=System.Net.WebUtility.HtmlDecode(result);

kaynak : https://stackoverflow.com/questions/13492497/converting-html-entities-to-unicode-characters-in-c-sharp

string s =  System.Net.WebUtility.HtmlDecode("é"); // içine senin stringin gelecek yani

string s1 =  System.Net.WebUtility.HtmlDecode(htmlstring);

2-) html character to string

kaynak : https://stackoverflow.com/questions/1615559/convert-a-unicode-string-to-an-escaped-ascii-string

public static string DecodeEncodedNonAsciiCharacters( string value ) {

        return Regex.Replace(

            value,

            @"\\u(?<Value>[a-zA-Z0-9]{4})",

            m => {

                return ((char) int.Parse( m.Groups["Value"].Value, NumberStyles.HexNumber )).ToString();

            } );

    }

encoding decoding httpclient webclient