How do I validate a html file with C#?

Question

I have a C# application that receives an html file. I want to parse and validate it. On output it will return a list of errors or that my html is valid.

Has anyone any idea how can I do this?

Answer 1

我将运行W3C标记验证服务的本地实例，并通过API与之通信

Answer 2

You can use HTML Tidy. There is a wrapper for .NET called TidyManaged

Answer 3

This is relevant to your question:

Looking for C# HTML parser

Answer 4

There is an obscure DLL in the framework version 1.0 (!) Microsoft.mshtml.dll and that is the only way in the framework to deal with DOM. If HTML is XHTML and a valid XML, then you can use XML but otherwise this is the only chance.