html-agility-pack

问题 I am learning to write web crawler and found some great examples to get me started but since I am new to this, I have a few questions in regards to the coding method. The search result for example can be found here: Search Result When I look at the HTML source for the result I can see the following: <HR><CENTER><H3>License Information *</H3></CENTER><HR> <P> <CENTER> 06/03/2014 </CENTER> <BR> <B>Name : </B> WILLIAMS AJAYA L <BR> <B>Address : </B> NEW YORK NY <BR> <B>Profession : </B> ATHLETIC

问题 I got var x = document.DocumentNode.SelectNodes("*//tr[@class='even']") var y = document.DocumentNode.SelectNodes("*//tr[@class='odd']") How can I combine these html node collections? Edit: gonna try x.Concat(y).ToList() 回答1: Another option is using XPath approach. You can use XPath union ( | ) to combine two queries : var xy = document.DocumentNode .SelectNodes("*//tr[@class='even'] | *//tr[@class='odd']"); 来源： https://stackoverflow.com/questions/23411107/how-can-i-combine-two-nodecollection

问题 HTML code: <b> CAR </b> <br></br> Car is something you can drive. <br></br> <br></br> C# code: HtmlAgilityPack.HtmlDocument doc = new HtmlWeb().Load("http://website.com/x.html"); if (doc != null) { HtmlNode link = doc.DocumentNode.SelectSingleNode("//b[contains(text(), 'CAR')]"); webBrowser1.DocumentText = link.InnerText; webBrowser1.AllowNavigation = true; webBrowser1.ScriptErrorsSuppressed = true; webBrowser1.Visible = true; } What I manage to get: CAR I need to get: CAR Car is something

问题 i am using the HTML Agility pack to convert <font size="1">This is a test</font> to This is a test using this code: HtmlDocument doc = new HtmlDocument(); doc.LoadHtml(html); string stripped = doc.DocumentNode.InnerText; but i ran into an issue where i have this: <font size="1">This is a test & this is a joke</font> and the code above converted this to This is a test & this is a joke but i wanted it to convert it to: This is a test & this is a joke does the html agility pack support what i am

问题 I have an HTML, and i need to get some nodes by class. So i can't do it because I dunno XML path Items needed has no ID, only class HtmlAgilityPack do not allow to get all elements (like XDocument allows), but doc.Elements() works only if i have an id, but i haven't. So i also dunno XML path so i cannot use SelectNodes method I cannot use regexps my code was public static class HapHelper { private static HtmlNode GetByAttribute(this IEnumerable<HtmlNode> htmlNodes, string attribute, string

问题 This question already has an answer here : From the Html Agility Pack download, which one of the 9 “HtmlAgilityPack.dll” do I use? (1 answer) Closed 6 years ago . I have downloaded the HTML Agility pack but I don't know which one should I import .There are lots of folders and I don't know which one to import dll . Folders: Net20 Net40 net40-client Net45 sl3-wp sl4 sl4-windowsphone71 sl5 winrt45 I tried importing winrt45 but am getting error when I use doc.DocumentElement.SelectNodes (There is

问题 I have been using HTMLAgilityPack from within Visual Studio without a single problem. I extracted HtmlAgilityPack to my HD, and added the file HtmlAgilityPack.dll as a reference to my C# application. Again everything is working splendid from within Visual Studio. I then built my solution and attempted to run my application outside of visual studio (as a standalone desktop executable file) and I get the following error when I run my application: "Unhanded exception has occurred in your

问题 I'm looking for the best way to split an HTML document over some tag in C# using HtmlAgilityPack. I want to preserve the intended markup as I'm doing the split. Here is an example. If the document is like this: <p> <div> <p> Stuff </p> <p> <ul> <li>Bullet 1</li> <li><a href="#">link</a></li> <li>Bullet 3</li> </ul> </p> <span>Footer</span> </div> </p> Once it's split, it should look like this: Part 1 <p> <div> <p> Stuff </p> <p> <ul> <li>Bullet 1</li> </ul> </p> </div> </p> Part 2 <p> <div>

问题 [This question has a relative that lives at: Selective screen scraping with HTMLAgilityPack and XPath ] I have some HTML to parse which has general appearance as follow: ... <tr> <td><a href="" title="">Text Data here (1)</a></td> <td>Text Data here(2)</td> <td>Text Data here(3)</td> <td>Text Data here(4)</td> <td>Text Data here(5)</td> <td>Text Data here(6)</td> <td><a href="link here {1}" class="image"><img alt="" src="" /></a></td> </tr> <tr> <td><a href="" title="">Text Data here (1)</a><

问题 I have got really ghosty effect here. I try to replace an img node. and if I print out the document html once, nothing will happen. If I don't print out the document html, the img tag can be successfully replaced. It's really strange, can anyone explain? my html code <!DOCTYPE html> <html lang="en" xmlns="http://www.w3.org/1999/xhtml"> <head> <meta charset="utf-8" /> <title></title> </head> <body> <div id="swap"></div> </body> </html> and my c# code using System; using System.Collections