using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"该网站共有\s*<b[^>]*>([^<]*)<\/b>";
string input = @"该网站共有 <b style=""color:#333"">1,647</b></b>
个网页被百度收录 </span>
<a class=""c-gap-left"" href=""http://www.baidu.com/link?url=VJVYQ4ICi27sRCzv-qcP6aqwAFaTejX2cxgqpybZ5hSywsOxqZlnjP29Y930JNV8EHBPc4O7XPBnOOsZTAJRCK"" target=""_blank"">到站长平台分析收录量>></a>
</p>";
foreach (Match m in Regex.Matches(input, pattern))
{
Console.WriteLine("'{0}' found at index {1}.", m.Value, m.Index);
}
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for C#, please visit: https://msdn.microsoft.com/en-us/library/system.text.regularexpressions.regex(v=vs.110).aspx