Why is my regex so much slower compiled than interpreted?

Question

I have a large and complex C# regex that runs OK when interpreted, but is a bit slow. I\'m trying to speed this up by setting RegexOptions.Compiled, and this seems

Answer 1

Try using Regex.CompileToAssembly, then link to the assembly so that you can construct the Regex objects. RegexOptions.Compiled is a runtime option, the regex would still get re-compiled every time you run the application.