如何使用 C# HtmlAgilityPack 从网站中获取以下文本？

Answer 1

沿着以下路线：

var htmlDoc = new HtmlDocument();
htmlDoc.LoadHtml(html);

string premium = htmlDoc.DocumentNode
    .SelectSingleNode("//div[@data-id='net_premium']").SelectSingleNode("h3[@data-app='summary-value']").InnerText;

函数中的字符串是

XPath expressions

https://html-agility-pack.net/select-single-node

http://dotnetfiddle.net/pXItfm