C# WebUtility.HtmlDecode 返回 "?"

Question

String Text = "This is example ”Text”";
Text = WebUtility.HtmlDecode(Text);
System.IO.File.WriteAllText(@"c:\x.txt", Text, Encoding.ASCII);

正确的输出:

This is example ”Text”

x.txt 的输出:

This is example ?Text?

Answer 1

您可以使用“iso-8859-1”编码:

改变

System.IO.File.WriteAllText(@"c:\x.txt", Text, Encoding.ASCII);

与

System.IO.File.WriteAllText(@"c:\x.txt", Text, Encoding.GetEncoding(28591));