解析HTML文档？

Question

我如何取代图像的来源，html文本保存在数据库中？

谢谢

Answer 1

您应该尝试HTML Agility Pack。

Answer 2

http://social.msdn.microsoft.com/Forums/en-US/regexp/thread/37f46a25-113c-420d-aab8-eea98d341189

string s = "<img src='1.jpg'><img src='2.jpg'><img src='3.jpg'><img src='4.jpg'>"; 
string pattern = @"<img\s+src\s*=\s*["']([^"']+)["']\s*/*>"; 
string output = string.Empty; 
output = Regex.Replace(s, pattern, "[Image: $1]"); 

Regex to get src value from an img tag