CharacterSet

string? System.Net.HttpWebResponse.CharacterSet

get

Definition at line 184 of file HttpWebResponse.cs.

    {
        get
        {
            CheckDisposed();
            string text = Headers["Content-Type"];
            if (_characterSet == null && !string.IsNullOrWhiteSpace(text))
            {
                _characterSet = string.Empty;
                string text2 = text.ToLowerInvariant();
                if (text2.Trim().StartsWith("text/", StringComparison.Ordinal))
                {
                    _characterSet = "ISO-8859-1";
                }
                int i = text2.IndexOf(';');
                if (i > 0)
                {
                    while ((i = text2.IndexOf("charset", i, StringComparison.Ordinal)) >= 0)
                    {
                        i += 7;
                        if (text2[i - 8] != ';' && text2[i - 8] != ' ')
                        {
                            continue;
                        }
                        for (; i < text2.Length && text2[i] == ' '; i++)
                        {
                        }
                        if (i < text2.Length - 1 && text2[i] == '=')
                        {
                            i++;
                            int num = text2.IndexOf(';', i);
                            if (num > i)
                            {
                                _characterSet = text.AsSpan(i, num - i).Trim().ToString();
                            }
                            else
                            {
                                _characterSet = text.AsSpan(i).Trim().ToString();
                            }
                            break;
                        }
                    }
                }
            }
            return _characterSet;
        }
    }