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Web Scraping with Html Agility pack Web Scraping with Html Agility pack

Web scraping is fun and very useful. There is a lot of information on the internet and creating applications is easy with C# and Nuget package HTML agility pack.

Basically Html Agility Pack is an HTML parser written in C# to read/write DOM and supports plain XPATH or XSLT.

Code example


Scrape Title, H1 and all Paragraphs

-First add Html agility pack to your project trough NuGet.
-In codebehing add: using HtmlAgilityPack;





string scrapeData = TextBoxScrapeData.Text; try { var doc1 = new HtmlDocument(); doc1.LoadHtml(scrapeData); //DOM elements to scrape string title = ""; string h1 = ""; string h2 = ""; string p = ""; //title try { title =doc1.DocumentNode.SelectSingleNode("//head/title").InnerText; } catch (Exception ec) {} //h1 try { h1 =doc1.DocumentNode.SelectSingleNode("//h1").InnerText; } catch (Exception ec) {} //h2 try { h2 =doc1.DocumentNode.SelectSingleNode("//h2").InnerText; } catch (Exception ec) { } //

try { foreach (HtmlNode r in doc1.DocumentNode.SelectNodes("//p")) { p +="

" + stripHTML(r.InnerHtml) + "

"; } } catch (Exception ec) {} //Now you can use the scraped values on page TextBoxPageH1.Text = h1; TextBoxPageH2.Text = h2; TextBoxPageContent.Text = p; } catch (Exception ex) { //error messageScrape.Text = "Error scraping: " + ex; }
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Published 4/24/2022 4:59:50 AM    Article 23

Web Scraping with Html Agility pack

C# and Html Agility Pack

Web scraping is fun and very useful. There is a lot of information on the internet and creating applications is easy with C# and Nuget package HTML agility pack.

Basically Html Agility Pack is an HTML parser written in C# to read/write DOM and supports plain XPATH or XSLT.

Code example


Scrape Title, H1 and all Paragraphs

-First add Html agility pack to your project trough NuGet.
-In codebehing add: using HtmlAgilityPack;





string scrapeData = TextBoxScrapeData.Text; try { var doc1 = new HtmlDocument(); doc1.LoadHtml(scrapeData); //DOM elements to scrape string title = ""; string h1 = ""; string h2 = ""; string p = ""; //title try { title =doc1.DocumentNode.SelectSingleNode("//head/title").InnerText; } catch (Exception ec) {} //h1 try { h1 =doc1.DocumentNode.SelectSingleNode("//h1").InnerText; } catch (Exception ec) {} //h2 try { h2 =doc1.DocumentNode.SelectSingleNode("//h2").InnerText; } catch (Exception ec) { } //

try { foreach (HtmlNode r in doc1.DocumentNode.SelectNodes("//p")) { p +="

" + stripHTML(r.InnerHtml) + "

"; } } catch (Exception ec) {} //Now you can use the scraped values on page TextBoxPageH1.Text = h1; TextBoxPageH2.Text = h2; TextBoxPageContent.Text = p; } catch (Exception ex) { //error messageScrape.Text = "Error scraping: " + ex; }


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Page: web-scraping-with-html-agility-pack

Reviews

6/5/2022 12:03:57 PM

This is an excellent article on Web Scraping with the Html Agility pack. It covers all the basics of how to scrape web pages and extract data using the pack. It's well written and easy to understand, and I would definitely recommend it to anyone looking to start scraping web pages.

web-scraping-with-html-agility-pack web-scraping-with-html-agility-pack This is an excellent article on Web Scraping with the Html Agility pack. It covers all the basics of how to scrape web pages and extract data using the pack. It's well written and easy to understand, and I would definitely recommend it to anyone looking to start scraping web pages. 4 5

6/12/2022 11:58:36 AM

I'm happy to see that the Html Agility Pack is still being used and recommended by web developers. It is one of the most comprehensive and user-friendly parser libraries available. I've been using it for years and it always works great.

web-scraping-with-html-agility-pack web-scraping-with-html-agility-pack I'm happy to see that the Html Agility Pack is still being used and recommended by web developers. It is one of the most comprehensive and user-friendly parser libraries available. I've been using it for years and it always works great. 3 5

7/23/2022 2:29:14 PM

I am very happy with the Web Scraping with Html Agility pack. It has made my web scraping much easier and more efficient. I would highly recommend this product.

web-scraping-with-html-agility-pack web-scraping-with-html-agility-pack I am very happy with the Web Scraping with Html Agility pack. It has made my web scraping much easier and more efficient. I would highly recommend this product. 3 5

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