搜索之路 c#从html中提取文本
直接封装成一个类的,用起来还挺方便的
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Text.RegularExpressions;
/// <summary>
/// HtmlExtract 抽取html里面的文本信息
/// </summary>
public class HtmlExtract
{
#region private attributes
private string _strHtml;
#endregion
#region public mehtods
public HtmlExtract(string inStrHtml)
{ _strHtml = inStrHtml;}
public string ExtractText()
{
string result = _strHtml;
result = RemoveComment(result);
result = RemoveScript(result);
result = RemoveStyle(result);
result = RemoveTags(result);
return result.Trim();
}
#endregion
#region private methods
private string RemoveComment(string input)
{
string result = input;
//remove comment
result = Regex.Replace(result, @"<!--[^-]*-->", string.Empty, RegexOptions.IgnoreCase);
return result;
}
相关文档:
// 抽象类 package com.albert.email.mime; import org.springframework.mail.javamail.JavaMailSender; public abstract class AbstractMessageSender {
protected String from;
protected String to;
protected String subject; ......
一种:
<html>
<head>
<meta content="text/html; charset=utf-8" http-equiv="Content-Type" />
<title>兼容FireFox的当前时间的JS脚本</title>
</head>
<body>
<DIV id=time>当前时间
<SCRIPT>document.getElementById('time').innerHTML=new Date().toLo ......
当输入 》时自动补全 当输入《/时自动补全
“=================================
" File: closetag.vim
" Summary: Functions and mappings to close open HTML/XML tags
" Uses: <C-_> -- close matching open tag
" Author: Steven Mueller <di ......
using System.Text.RegularExpressions; //引入的命名空间
以下为引用的内容:
//清除HTML函数
public static string NoHTML(string Htmlstring)
{
//删除脚本
Htmlstr ......
<@Aattention Content="本Blog原创文章,转载或引用请注明转载"
from="Robby.cnblogs.com"@>
由于自己的搜索引擎中做到了这一块内容,所以今天说说如何抓取网页数据、分析并且去除Html标签,给大家提供一个参考。我的平台是Visual
Studio2005,C#。
& ......