ASP.NET(C#)经典采集代码

谁借莪１个温暖的怀抱￠ 2022-04-01 14:01 161阅读 0赞

![None.gif][] using  System;  
![None.gif][] using  System.Data;  
![None.gif][] using  System.Configuration;  
![None.gif][] using  System.Web;  
![None.gif][] using  System.Web.Security;  
![None.gif][] using  System.Web.UI;  
![None.gif][] using  System.Web.UI.WebControls;  
![None.gif][] using  System.Web.UI.WebControls.WebParts;  
![None.gif][] using  System.Web.UI.HtmlControls;  
![None.gif][] using  System.Drawing;  
![None.gif][] using  MSXML2;  
![None.gif][] using  System.Text.RegularExpressions;  
![None.gif][] namespace  wenweifeng  
![ExpandedBlockStart.gif][]![ContractedBlock.gif][] \{  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]/// <summary>  
![InBlock.gif][]/// CaiJi 的摘要说明  
![ExpandedSubBlockEnd.gif][]/// </summary>  
![InBlock.gif][]public class CaiJi  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][]public CaiJi()  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][]//  
![InBlock.gif][]// TODO: 在此处添加构造函数逻辑  
![InBlock.gif][]//  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]~CaiJi()  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] Dispose();  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]public void Dispose()  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] GC.SuppressFinalize(this);  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]  
![ContractedSubBlock.gif][]![ExpandedSubBlockStart.gif][]日期随机函数 日期随机函数  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
![InBlock.gif][] \* 函数名称:DateRndName  
![InBlock.gif][] \* 功能说明:日期随机函数  
![InBlock.gif][] \* 参 数:ra:随机数  
![InBlock.gif][] \* 调用示例:  
![InBlock.gif][] \* GetRemoteObj o = new GetRemoteObj();  
![InBlock.gif][] \* Random ra = new Random();  
![InBlock.gif][] \* string s = o.DateRndName(ra);  
![InBlock.gif][] \* Response.Write(s);  
![InBlock.gif][] \* o.Dispose();  
![ExpandedSubBlockEnd.gif][] \* \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]/// <summary>  
![InBlock.gif][]/// 日期随机函数  
![InBlock.gif][]/// </summary>  
![InBlock.gif][]/// <param name="ra">随机数</param>  
![ExpandedSubBlockEnd.gif][]/// <returns></returns>  
![InBlock.gif][]publicstring DateRndName(Random ra)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] DateTime d = DateTime.Now;  
![InBlock.gif][]string s = null, y, m, dd, h, mm, ss;  
![InBlock.gif][] y = d.Year.ToString();  
![InBlock.gif][] m = d.Month.ToString();  
![InBlock.gif][]if (m.Length < 2) m = "0" \+ m;  
![InBlock.gif][] dd = d.Day.ToString();  
![InBlock.gif][]if (dd.Length < 2) dd = "0" \+ dd;  
![InBlock.gif][] h = d.Hour.ToString();  
![InBlock.gif][]if (h.Length < 2) h = "0" \+ h;  
![InBlock.gif][] mm = d.Minute.ToString();  
![InBlock.gif][]if (mm.Length < 2) mm = "0" \+ mm;  
![InBlock.gif][] ss = d.Second.ToString();  
![InBlock.gif][]if (ss.Length < 2) ss = "0" \+ ss;  
![InBlock.gif][] s \+= y \+ ',' \+ m \+ ',' \+ dd \+ ',' \+ h \+ "\-" \+ mm \+ "\-" \+ ss;  
![InBlock.gif][] s \+= ra.Next(1000000, 9999999).ToString();  
![InBlock.gif][]return s;  
![ExpandedSubBlockEnd.gif][] \}  
![ExpandedSubBlockEnd.gif][]\#endregion  
![InBlock.gif][]  
![ContractedSubBlock.gif][]![ExpandedSubBlockStart.gif][]取得文件后缀 取得文件后缀  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]/\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
![InBlock.gif][] \* 函数名称:GetFileExtends  
![InBlock.gif][] \* 功能说明:取得文件后缀  
![InBlock.gif][] \* 参 数:filename:文件名称  
![InBlock.gif][] \* 调用示例:  
![InBlock.gif][] \* GetRemoteObj o = new GetRemoteObj();  
![InBlock.gif][] \* string url = @"http://www.baidu.com/img/logo.gif";  
![InBlock.gif][] \* string s = o.GetFileExtends(url);  
![InBlock.gif][] \* Response.Write(s);  
![InBlock.gif][] \* o.Dispose();  
![ExpandedSubBlockEnd.gif][] \* \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]/// <summary>  
![InBlock.gif][]/// 取得文件后缀  
![InBlock.gif][]/// </summary>  
![InBlock.gif][]/// <param name="filename">文件名称</param>  
![ExpandedSubBlockEnd.gif][]/// <returns></returns>  
![InBlock.gif][]public string GetFileExtends(string filename)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][]string ext = null;  
![InBlock.gif][]if (filename.IndexOf('.') > 0)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][]string\[\] fs = filename.Split('.');  
![InBlock.gif][] ext = fs\[fs.Length \- 1\];  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]return ext;  
![ExpandedSubBlockEnd.gif][] \}  
![ExpandedSubBlockEnd.gif][]\#endregion   
![InBlock.gif][]  
![ContractedSubBlock.gif][]![ExpandedSubBlockStart.gif][] 获取远程文件源代码  获取远程文件源代码   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
![InBlock.gif][] \* 函数名称:GetRemoteHtmlCode  
![InBlock.gif][] \* 功能说明:获取远程文件源代码  
![InBlock.gif][] \* 参 数:Url:远程url  
![InBlock.gif][] \* 调用示例:  
![InBlock.gif][] \* GetRemoteObj o = new GetRemoteObj();  
![InBlock.gif][] \* string url = @"http://www.baidu.com";  
![InBlock.gif][] \* string s = o.GetRemoteHtmlCode(url);  
![InBlock.gif][] \* Response.Write(s);  
![InBlock.gif][] \* o.Dispose();  
![ExpandedSubBlockEnd.gif][] \* \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /// <summary>  
![InBlock.gif][]/// 获取远程文件源代码  
![InBlock.gif][]/// </summary>  
![InBlock.gif][]/// <param name="url">远程url</param>  
![ExpandedSubBlockEnd.gif][]/// <returns></returns>  
![InBlock.gif][]  public string  GetRemoteHtmlCode( string  Url)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] \{  
![InBlock.gif][]string s = "";  
![InBlock.gif][] MSXML2.XMLHTTP \_xmlhttp = new MSXML2.XMLHTTPClass();  
![InBlock.gif][] \_xmlhttp.open("GET", Url, false, null, null);  
![InBlock.gif][] \_xmlhttp.send("");  
![InBlock.gif][]if (\_xmlhttp.readyState == 4)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] s = System.Text.Encoding.Default.GetString((byte\[\])\_xmlhttp.responseBody);  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]return s;  
![ExpandedSubBlockEnd.gif][] \}   
![InBlock.gif][]  
![ExpandedSubBlockEnd.gif][] \#endregion   
![InBlock.gif][]  
![ContractedSubBlock.gif][]![ExpandedSubBlockStart.gif][] 保存远程文件  保存远程文件   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
![InBlock.gif][] \* 函数名称：RemoteSave  
![InBlock.gif][] \* 功能说明：保存远程文件  
![InBlock.gif][] \* 参 数：Url:远程url;Path:保存到的路径  
![InBlock.gif][] \* 调用示例:  
![InBlock.gif][] \* GetRemoteObj o = new GetRemoteObj();  
![InBlock.gif][] \* string s = "";  
![InBlock.gif][] \* string url = @"http://www.baidu.com/img/logo.gif";  
![InBlock.gif][] \* string path =Server.MapPath("Html/");  
![InBlock.gif][] \* s = o.RemoteSave(url,path);  
![InBlock.gif][] \* Response.Write(s);  
![InBlock.gif][] \* o.Dispose();  
![ExpandedSubBlockEnd.gif][] \* \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /// <summary>  
![InBlock.gif][]/// 保存远程文件  
![InBlock.gif][]/// </summary>  
![InBlock.gif][]/// <param name="Url">远程url</param>  
![InBlock.gif][]/// <param name="Path">保存到的路径</param>  
![ExpandedSubBlockEnd.gif][]/// <returns></returns>  
![InBlock.gif][]  public string  RemoteSave( string  Url,  string  Path)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] \{  
![InBlock.gif][]  
![InBlock.gif][] Random ra = new Random();  
![InBlock.gif][]string newfilename = string.Empty;  
![InBlock.gif][]string StringFileName = DateRndName(ra) \+ "." \+ GetFileExtends(Url);  
![InBlock.gif][]if (GetFileExtends(Url).Trim().ToLower() != "jpg")  
![InBlock.gif][] newfilename = StringFileName;  
![InBlock.gif][]else  
![InBlock.gif][] newfilename = DateRndName(ra) \+ "Addpic." \+ GetFileExtends(Url);  
![InBlock.gif][]string StringFilePath = Path \+ StringFileName;  
![InBlock.gif][]string newfilepath = Path \+ newfilename;  
![InBlock.gif][]string retname = string.Empty;  
![InBlock.gif][]try  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] MSXML2.XMLHTTP \_xmlhttp = new MSXML2.XMLHTTPClass();  
![InBlock.gif][] \_xmlhttp.open("GET", Url, false, null, null);  
![InBlock.gif][] \_xmlhttp.send("");  
![InBlock.gif][]if (\_xmlhttp.readyState == 4)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][]if (System.IO.File.Exists(StringFilePath))  
![InBlock.gif][] System.IO.File.Delete(StringFilePath);  
![InBlock.gif][] System.IO.FileStream fs = new System.IO.FileStream(StringFilePath, System.IO.FileMode.CreateNew);  
![InBlock.gif][] System.IO.BinaryWriter w = new System.IO.BinaryWriter(fs);  
![InBlock.gif][] w.Write((byte\[\])\_xmlhttp.responseBody);  
![InBlock.gif][] w.Close();  
![InBlock.gif][] fs.Close();  
![InBlock.gif][]if (GetFileExtends(Url).Trim().ToLower() == "jpg")  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] function myfunction = new function();  
![InBlock.gif][]//myfunction.AddShuiYinWord(StringFilePath, newfilepath);  
![InBlock.gif][] service myserver=new service();  
![InBlock.gif][] myfunction.AddShuiYinPic(StringFilePath, newfilepath, HttpContext.Current.Server.MapPath(myserver.myweblogo));  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]else  
![InBlock.gif][]throw new Exception(\_xmlhttp.statusText);  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]catch (Exception ex)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][]  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]return newfilename;  
![ExpandedSubBlockEnd.gif][] \}   
![ExpandedSubBlockEnd.gif][] \#endregion   
![InBlock.gif][]  
![ContractedSubBlock.gif][]![ExpandedSubBlockStart.gif][] 替换网页中的换行和引号  替换网页中的换行和引号   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
![InBlock.gif][] \* 函数名称:ReplaceEnter  
![InBlock.gif][] \* 功能说明:替换网页中的换行和引号  
![InBlock.gif][] \* 参 数:HtmlCode:html源代码  
![InBlock.gif][] \* 调用示例:  
![InBlock.gif][] \* GetRemoteObj o = new GetRemoteObj();  
![InBlock.gif][] \* string Url = @"http://www.baidu.com";  
![InBlock.gif][] \* string HtmlCode = o.GetRemoteHtmlCode(Url);  
![InBlock.gif][] \* string s = o.ReplaceEnter(HtmlCode);  
![InBlock.gif][] \* Response.Write(s);  
![InBlock.gif][] \* o.Dispose();  
![ExpandedSubBlockEnd.gif][] \* \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /// <summary>  
![InBlock.gif][]/// 替换网页中的换行和引号  
![InBlock.gif][]/// </summary>  
![InBlock.gif][]/// <param name="HtmlCode">HTML源代码</param>  
![ExpandedSubBlockEnd.gif][]/// <returns></returns>  
![InBlock.gif][]  public string  ReplaceEnter( string  HtmlCode)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] \{  
![InBlock.gif][]string s = "";  
![InBlock.gif][]if (HtmlCode == null || HtmlCode == "")  
![InBlock.gif][] s = "";  
![InBlock.gif][]else  
![InBlock.gif][] s = HtmlCode.Replace("\\"", "");  
![InBlock.gif][] s = s.Replace("\\r", "");  
![InBlock.gif][] s = s.Replace("\\n", "");  
![InBlock.gif][]return s;  
![ExpandedSubBlockEnd.gif][] \}   
![InBlock.gif][]  
![ExpandedSubBlockEnd.gif][] \#endregion    
![InBlock.gif][]  
![ContractedSubBlock.gif][]![ExpandedSubBlockStart.gif][] 执行正则提取出值  执行正则提取出值   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
![InBlock.gif][] \* 函数名称:GetRegValue  
![InBlock.gif][] \* 功能说明:执行正则提取出值  
![InBlock.gif][] \* 参 数:HtmlCode:html源代码  
![InBlock.gif][] \* 调用示例:  
![InBlock.gif][] \* GetRemoteObj o = new GetRemoteObj();  
![InBlock.gif][] \* string Url = @"http://www.baidu.com";  
![InBlock.gif][] \* string HtmlCode = o.GetRemoteHtmlCode(Url);  
![InBlock.gif][] \* string s = o.ReplaceEnter(HtmlCode);  
![InBlock.gif][] \* string Reg="<title>.+?</title>";  
![InBlock.gif][] \* string GetValue=o.GetRegValue(Reg,HtmlCode)  
![InBlock.gif][] \* Response.Write(GetValue);  
![InBlock.gif][] \* o.Dispose();  
![ExpandedSubBlockEnd.gif][] \* \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /// <summary>  
![InBlock.gif][]/// 执行正则提取出值  
![InBlock.gif][]/// </summary>  
![InBlock.gif][]/// <param name="RegexString">正则表达式</param>  
![InBlock.gif][]/// <param name="RemoteStr">HtmlCode源代码</param>  
![ExpandedSubBlockEnd.gif][]/// <returns></returns>  
![InBlock.gif][]  public string  GetRegValue( string  RegexString,  string  RemoteStr)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] \{  
![InBlock.gif][]string MatchVale = "";  
![InBlock.gif][] Regex r = new Regex(RegexString);  
![InBlock.gif][] Match m = r.Match(RemoteStr);  
![InBlock.gif][]if (m.Success)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] MatchVale = m.Value;  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]return MatchVale;  
![ExpandedSubBlockEnd.gif][] \}   
![ExpandedSubBlockEnd.gif][] \#endregion    
![InBlock.gif][]  
![ContractedSubBlock.gif][]![ExpandedSubBlockStart.gif][] 替换HTML源代码  替换HTML源代码   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
![InBlock.gif][] \* 函数名称:RemoveHTML  
![InBlock.gif][] \* 功能说明:替换HTML源代码  
![InBlock.gif][] \* 参 数:HtmlCode:html源代码  
![InBlock.gif][] \* 调用示例:  
![InBlock.gif][] \* GetRemoteObj o = new GetRemoteObj();  
![InBlock.gif][] \* string Url = @"http://www.baidu.com";  
![InBlock.gif][] \* string HtmlCode = o.GetRemoteHtmlCode(Url);  
![InBlock.gif][] \* string s = o.ReplaceEnter(HtmlCode);  
![InBlock.gif][] \* string Reg="<title>.+?</title>";  
![InBlock.gif][] \* string GetValue=o.GetRegValue(Reg,HtmlCode)  
![InBlock.gif][] \* Response.Write(GetValue);  
![InBlock.gif][] \* o.Dispose();  
![ExpandedSubBlockEnd.gif][] \* \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /// <summary>  
![InBlock.gif][]/// 替换HTML源代码  
![InBlock.gif][]/// </summary>  
![InBlock.gif][]/// <param name="HtmlCode">html源代码</param>  
![ExpandedSubBlockEnd.gif][]/// <returns></returns>  
![InBlock.gif][]  public string  RemoveHTML( string  HtmlCode)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] \{  
![InBlock.gif][]string MatchVale = HtmlCode;  
![InBlock.gif][]foreach (Match s in Regex.Matches(HtmlCode, "<.+?>"))  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] MatchVale = MatchVale.Replace(s.Value, "");  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]return MatchVale;  
![ExpandedSubBlockEnd.gif][] \}   
![InBlock.gif][]  
![ExpandedSubBlockEnd.gif][] \#endregion   
![InBlock.gif][]  
![ContractedSubBlock.gif][]![ExpandedSubBlockStart.gif][] 匹配页面的链接  匹配页面的链接   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
![InBlock.gif][] \* 函数名称:GetHref  
![InBlock.gif][] \* 功能说明:匹配页面的链接  
![InBlock.gif][] \* 参 数:HtmlCode:html源代码  
![InBlock.gif][] \* 调用示例:  
![InBlock.gif][] \* GetRemoteObj o = new GetRemoteObj();  
![InBlock.gif][] \* string Url = @"http://www.baidu.com";  
![InBlock.gif][] \* string HtmlCode = o.GetRemoteHtmlCode(Url);  
![InBlock.gif][] \* string s = o.GetHref(HtmlCode);  
![InBlock.gif][] \* Response.Write(s);  
![InBlock.gif][] \* o.Dispose();  
![ExpandedSubBlockEnd.gif][] \* \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /// <summary>  
![InBlock.gif][]/// 获取页面的链接正则  
![InBlock.gif][]/// </summary>  
![InBlock.gif][]/// <param name="HtmlCode"></param>  
![ExpandedSubBlockEnd.gif][]/// <returns></returns>  
![InBlock.gif][]  public string  GetHref( string  HtmlCode)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] \{  
![InBlock.gif][]string MatchVale = "";  
![InBlock.gif][]string Reg = @"(h|H)(r|R)(e|E)(f|F) \*= \*('|"")?((\\w|\\\\|\\/|\\.|:|-|\_)+)\[\\S\]\*";  
![InBlock.gif][]foreach(Match m in Regex.Matches(HtmlCode,Reg))  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] MatchVale \+= (m.Value).ToLower().Replace("href=", "").Trim() \+ "|";  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]return MatchVale;  
![ExpandedSubBlockEnd.gif][] \}   
![ExpandedSubBlockEnd.gif][] \#endregion   
![InBlock.gif][]  
![ContractedSubBlock.gif][]![ExpandedSubBlockStart.gif][] 匹配页面的图片地址  匹配页面的图片地址   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
![InBlock.gif][] \* 函数名称:GetImgSrc  
![InBlock.gif][] \* 功能说明:匹配页面的图片地址  
![InBlock.gif][] \* 参 数:HtmlCode:html源代码;imgHttp:要补充的http.当比如:<img src="bb/x.gif">则要补充http://www.baidu.com/,当包含http信息时,则可以为空  
![InBlock.gif][] \* 调用示例:  
![InBlock.gif][] \* GetRemoteObj o = new GetRemoteObj();  
![InBlock.gif][] \* string Url = @"http://www.baidu.com";  
![InBlock.gif][] \* string HtmlCode = o.GetRemoteHtmlCode(Url);  
![InBlock.gif][] \* string s = o.GetImgSrc(HtmlCode,"http://www.baidu.com/");  
![InBlock.gif][] \* Response.Write(s);  
![InBlock.gif][] \* o.Dispose();  
![ExpandedSubBlockEnd.gif][] \* \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /// <summary>  
![InBlock.gif][]/// 匹配页面的图片地址  
![InBlock.gif][]/// </summary>  
![InBlock.gif][]/// <param name="HtmlCode"></param>  
![InBlock.gif][]/// <param name="imgHttp">要补充的http://路径信息</param>  
![ExpandedSubBlockEnd.gif][]/// <returns></returns>  
![InBlock.gif][]  public string  GetImgSrc( string  HtmlCode,  string  imgHttp)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] \{  
![InBlock.gif][]string MatchVale = "";  
![InBlock.gif][]string Reg = @"<img.+?>";  
![InBlock.gif][]foreach (Match m in Regex.Matches(HtmlCode.ToLower(), Reg))  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] MatchVale \+= GetImg((m.Value).ToLower().Trim(), imgHttp) \+ "|";  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]  
![InBlock.gif][]return MatchVale;  
![ExpandedSubBlockEnd.gif][] \}   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /// <summary>  
![InBlock.gif][]/// 匹配<img src="" />中的图片路径实际链接  
![InBlock.gif][]/// </summary>  
![InBlock.gif][]/// <param name="ImgString"><img src="" />字符串</param>  
![ExpandedSubBlockEnd.gif][]/// <returns></returns>  
![InBlock.gif][]  public string  GetImg( string  ImgString,  string  imgHttp)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] \{  
![InBlock.gif][]string MatchVale = "";  
![InBlock.gif][]string Reg = @"src=.+\\.(bmp|jpg|gif|png|)";  
![InBlock.gif][]foreach (Match m in Regex.Matches(ImgString.ToLower(), Reg))  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] MatchVale \+= (m.Value).ToLower().Trim().Replace("src=","");  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]if (MatchVale.IndexOf(".net") != \-1 || MatchVale.IndexOf(".com") != \-1 || MatchVale.IndexOf(".org") != \-1 || MatchVale.IndexOf(".cn") != \-1 || MatchVale.IndexOf(".cc") != \-1 || MatchVale.IndexOf(".info") != \-1 || MatchVale.IndexOf(".biz") != \-1 || MatchVale.IndexOf(".tv") != \-1)  
![InBlock.gif][]return (MatchVale);  
![InBlock.gif][]else  
![InBlock.gif][]return (imgHttp\+MatchVale);  
![ExpandedSubBlockEnd.gif][] \}   
![InBlock.gif][]  
![ExpandedSubBlockEnd.gif][] \#endregion   
![InBlock.gif][]  
![ContractedSubBlock.gif][]![ExpandedSubBlockStart.gif][] 替换通过正则获取字符串所带的正则首尾匹配字符串  替换通过正则获取字符串所带的正则首尾匹配字符串   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*  
![InBlock.gif][] \* 函数名称:GetHref  
![InBlock.gif][] \* 功能说明:匹配页面的链接  
![InBlock.gif][] \* 参 数:HtmlCode:html源代码  
![InBlock.gif][] \* 调用示例:  
![InBlock.gif][] \* GetRemoteObj o = new GetRemoteObj();  
![InBlock.gif][] \* string Url = @"http://www.baidu.com";  
![InBlock.gif][] \* string HtmlCode = o.GetRemoteHtmlCode(Url);  
![InBlock.gif][] \* string s = o.RegReplace(HtmlCode,"<title>","</title>");  
![InBlock.gif][] \* Response.Write(s);  
![InBlock.gif][] \* o.Dispose();  
![ExpandedSubBlockEnd.gif][] \* \*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*\*/   
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] /// <summary>  
![InBlock.gif][]/// 替换通过正则获取字符串所带的正则首尾匹配字符串  
![InBlock.gif][]/// </summary>  
![InBlock.gif][]/// <param name="RegValue">要替换的值</param>  
![InBlock.gif][]/// <param name="regStart">正则匹配的首字符串</param>  
![InBlock.gif][]/// <param name="regEnd">正则匹配的尾字符串</param>  
![ExpandedSubBlockEnd.gif][]/// <returns></returns>  
![InBlock.gif][]  public string  RegReplace( string  RegValue,  string  regStart, string  regEnd)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][] \{  
![InBlock.gif][]string s = RegValue;  
![InBlock.gif][]if (RegValue != "" && RegValue != null)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][]if (regStart != "" && regStart != null)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] s = s.Replace(regStart, "");  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]if (regEnd != "" && regEnd != null)  
![ExpandedSubBlockStart.gif][]![ContractedSubBlock.gif][]\{  
![InBlock.gif][] s = s.Replace(regEnd, "");  
![ExpandedSubBlockEnd.gif][] \}  
![ExpandedSubBlockEnd.gif][] \}  
![InBlock.gif][]return s;  
![ExpandedSubBlockEnd.gif][] \}   
![ExpandedSubBlockEnd.gif][] \#endregion   
![InBlock.gif][]  
![InBlock.gif][]  
![InBlock.gif][]  
![InBlock.gif][]  
![InBlock.gif][]  
![ExpandedSubBlockEnd.gif][]\}   
![InBlock.gif][]  
![ExpandedBlockEnd.gif][]\}

[None.gif]: /images/20220401/3093dd29db4d46d0b85de65fc43cb763.png
[ExpandedBlockStart.gif]: https://www.cnblogs.com/Images/OutliningIndicators/ExpandedBlockStart.gif
[ContractedBlock.gif]: /images/20220401/2508a32e6e444883b4a4acce1cc6716a.png
[ExpandedSubBlockStart.gif]: /images/20220401/b34626c01c7d4f3fa2048d8926a09eb8.png
[ContractedSubBlock.gif]: /images/20220401/8f213fd0659b407c8f947379256723ab.png
[InBlock.gif]: /images/20220401/800b9105fb5641cbace24075e137c0c7.png
[ExpandedSubBlockEnd.gif]: /images/20220401/1414119845dd42ecba2174475d8457d8.png
[ExpandedBlockEnd.gif]: /images/20220401/d96f8482c059437cbc4cfe99b1f2da60.png