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Chrome Web Scraper-zelfstudie van Semalt Expert

Als u Google Chrome gebruikt, is er een extensie voor uw browser wat kan helpen om webpagina's te schrapen. Het staat bekend als ''Scrapper'' en kan zonder problemen worden gebruikt. Scrapper helpt u bij het opschaven van de inhoud van een website en het uploaden van de resultaten naar Google-documenten.

Hoe een website scrapen met behulp van Scraper-extensie?

1. Selecteer Chrome Web Store in Google Chrome;

2. Zoek in extensies naar '' Scrapper '';

3. Het eerste zoekresultaat is de extensie die bekend staat als '' Scrapper '';

4. Selecteer de knop weergegeven als '' Toevoegen aan Chrome ";

5. Ga terug naar de UK MPs-lijst;

6. Klik op het volgende  link ;

7. Zoek nu naar een MP en zorg ervoor dat de vermelding gemarkeerd is;

8. Klik met de rechtermuisknop om "Scrape" te kiezen Overeenkomstig ..."optie;

9. De console voor scrapper zal in een ander venster verschijnen;

10. Bekijk de geschraapte inhoud in de schraper console;

11. Om ervoor te zorgen dat de inhoud wordt opgeslagen als een Google-spreadsheet, selecteert u "Opslaan in Google Documenten ..."

Langdurig schrapen

Alvorens aan dit recept te plakken , het is handig om de basisprincipes van HTML te begrijpen, bijvoorbeeld, je kunt een korte inleiding tot HTML lezen via deze  link 

Laten we ons voorstellen dat we geïnteresseerd zijn in alle films met Asia Argento als ster, een beroemde Italiaanse actrice.

1. Er is een zeer gedetailleerd archief van acteurs in IMDB. De Argento-site van Azië is: https://www.imdb.com/name/nm0000782/;

2..Hier kun je alle rollen zien die de actrice speelt. Laten we beginnen met het schrappen van de informatie waarin we geïnteresseerd zijn;

3. Probeer het te schrapen zoals hierboven beschreven;

4. U zult zien dat de lijst een beetje vervormd is. Dit komt door het feit dat de lijst hier anders kan worden gestructureerd;

5. Ga naar de schraperconsole. Linksboven ziet u het kleine vakje met XPath;

6. Xpath is een soort query-taal die werkt voor XML en HTML;

7. XPath kan helpen om de delen van de pagina waarin u geïnteresseerd bent te lokaliseren. Het volgende is om een geschikt element te vinden en de XPath ervoor te schrijven;

8. Laten we nu onze tafel regelen;

9. Je zult zien dat onze bestaande XPath, die alle benodigde gegevens heeft, "// div [3] / div [3] / div [2] / div" is;

10. XPath informeert het systeem om het HTML-document te bekijken en het derde element te kiezen, vervolgens het tweede element en dan alle;

11. Maar we willen graag dat onze gegevens worden gescheiden;

12. Gebruik de kolommen sectie in de console voor scrapper om dit gedaan te krijgen;

13. Laten we eerst onze titel zoeken РІР,“ Inspecteer element gebruiken om de titel te bekijken;

14. Controleer de titel binnen een tag. Voeg de tag toe aan de XPath;

15. De uitdrukking lijkt op de juiste manier te functioneren, dus maak er onze eerste kolom van;

16. Vervang in de sectie "Kolommen" de naam van de eerste kolom door "titel";

17. Voeg de XPath eraan toe;

18. In de kolomsectie zijn de XPaths relatief en betekent dit dat "./b" het element  

19 zal kiezen. In de XPath voor de titelkolom, voeg "./b" toe en selecteer "scrape";

20. Laten we nu een jaar blijven. Jaren kunnen binnen één periode worden gevonden;

21. Maak een nieuwe kolom door de kleine plus te selecteren naast de kolom voor uw titel;

22. Gebruik XPath "./span" om een kolom voor "jaar" aan te maken;

23. Klik op schrapen en bekijk hoe het jaar is toegevoegd;

24. Klaar!

 
Sarah Wilson
Great tutorial! I've been wanting to learn about web scraping, and this article is very informative.
Alexander Peresunko
Thank you, Sarah! I'm glad you found the tutorial helpful. If you have any questions or need further clarification, feel free to ask.
Michael Johnson
I've used Chrome Web Scraper before, and it's a powerful tool. This tutorial provides a good introduction for beginners.
Alexander Peresunko
Thanks for your feedback, Michael! Indeed, Chrome Web Scraper is an excellent tool for various scraping tasks, and I tried to cover the basics in this tutorial.
Alexander Peresunko
You're welcome, Laura! I believe visual aids are beneficial when learning something new. I'm glad you found the tutorial easy to follow.
David Adams
I've encountered some challenges while using Chrome Web Scraper. Do you have any tips for handling more complex scraping scenarios?
Alexander Peresunko
Hi David! Handling complex scraping scenarios can be tricky. In future articles, I plan to dive deeper into advanced techniques and provide tips for overcoming challenges. Stay tuned!
Emily Roberts
Excellent tutorial, Alexander! The explanations were clear, and the examples were practical.
Alexander Peresunko
Thank you, Emily! I'm glad you found the tutorial clear and practical. If there's anything specific you'd like me to cover in future articles, let me know.
Daniel Harris
I've been using web scraping for automating data collection, and Chrome Web Scraper has been a valuable tool in my workflow. Thanks for sharing this tutorial!
Alexander Peresunko
You're welcome, Daniel! It's great to hear that Chrome Web Scraper has been a valuable tool for your data collection needs. Feel free to reach out if you need assistance with anything.
Olivia Young
I'm new to web scraping, and this tutorial was a great starting point for me. Looking forward to more articles from Semalt!
Alexander Peresunko
Thanks, Olivia! I'm happy to hear that the tutorial served as a good starting point for you. We'll continue creating informative articles to help you further.
Adam Wilson
This tutorial was easy to follow, even for a beginner like me. Thanks, Semalt!
Alexander Peresunko
You're welcome, Adam! I'm glad the tutorial was beginner-friendly. Don't hesitate to ask if you have any questions while diving deeper into web scraping.
Sophia Carter
The tutorial provided a good overview of Chrome Web Scraper's capabilities. I'll definitely give it a try for my upcoming project.
Alexander Peresunko
That's excellent, Sophia! Chrome Web Scraper can be a powerful asset for your project. If you need any assistance during the implementation, don't hesitate to reach out.
James Brown
I'm impressed with the tutorial. The code snippets and explanations were concise and easy to understand.
Alexander Peresunko
Thanks for your positive feedback, James! I believe concise explanations and clear code snippets are crucial when learning a new concept. I'm glad you found them helpful.
Emma King
I've been hesitant to try web scraping, but this tutorial made me feel more confident. Kudos to Semalt!
Alexander Peresunko
That's great to hear, Emma! Building confidence is crucial when trying something new. Don't hesitate to ask if you need guidance or face any challenges during your web scraping journey.
Ryan Miller
The tutorial provided a good balance of theory and practice. It helped me grasp the concepts quickly.
Alexander Peresunko
Thank you, Ryan! Balancing theory and practice is indeed important when learning a new skill. If you have any further questions or need more guidance, feel free to ask.
Lily Davis
I appreciate that the tutorial included troubleshooting tips for common errors. It was very helpful!
Alexander Peresunko
You're welcome, Lily! Troubleshooting common errors is crucial when working with any tool. I'm glad you found the troubleshooting tips helpful in the tutorial.
Noah Moore
I've used Chrome Web Scraper for data analysis, and it saved me a lot of time. Thanks for sharing this tutorial.
Alexander Peresunko
You're welcome, Noah! Time-saving features are essential when dealing with data analysis tasks. If you have any specific use cases or questions related to Chrome Web Scraper, feel free to ask.
Ava Wilson
I'm impressed with the detailed explanations and practical examples in the tutorial. Semalt did a great job!
Alexander Peresunko
Thank you, Ava! Detailed explanations and practical examples are crucial when learning a new skill. We strive to provide comprehensive tutorials to help our audience succeed.
Henry Thompson
Great tutorial, especially for beginners like me. Looking forward to more Semalt content!
Alexander Peresunko
Thank you, Henry! We appreciate your support and look forward to bringing more valuable content to help beginners and seasoned professionals alike.
Grace Harris
I've heard a lot of positive feedback about Chrome Web Scraper, and this tutorial confirms it. Thanks for the great content!
Alexander Peresunko
You're welcome, Grace! Positive feedback about Chrome Web Scraper motivates us to continue providing valuable content. If you have any specific questions or need guidance, feel free to ask.
Samuel Lewis
This tutorial has inspired me to explore web scraping further. Semalt is doing a great job promoting knowledge sharing!
Alexander Peresunko
That's wonderful to hear, Samuel! Exploring web scraping can open up new possibilities for data collection. If you ever need assistance or have any questions, don't hesitate to reach out.
Ruby Walker
I appreciate the use case examples in the tutorial. It helped me understand how web scraping can be applied in real-world scenarios.
Alexander Peresunko
You're welcome, Ruby! Real-world use cases can demonstrate the practical applications of web scraping. If you have any specific scenarios or questions, feel free to ask.
Sebastian Johnson
I've been using Chrome Web Scraper for my research projects, and it has significantly streamlined my data collection process. Thanks, Semalt!
Alexander Peresunko
You're welcome, Sebastian! Chrome Web Scraper can indeed save a lot of time when it comes to data collection for research. If you have any specific research-related questions or need guidance, feel free to ask.
Lucy Evans
The tutorial was clear and concise, making it easy to follow. Thanks for sharing your expertise, Alexander!
Alexander Peresunko
You're welcome, Lucy! Clear and concise tutorials can help learners grasp the concepts more effectively. I'm glad you found it easy to follow.
Leo Wilson
I appreciate that the tutorial also covered potential challenges and how to overcome them. It prepared me for possible obstacles in web scraping projects.
Alexander Peresunko
Thank you, Leo! Addressing potential challenges helps learners be prepared and confident when encountering obstacles. If you face any specific challenges or have questions, feel free to reach out.
Victoria Thompson
The tutorial was well-structured, and the explanations were easy to follow. Great job!
Alexander Peresunko
Thank you, Victoria! A well-structured tutorial ensures a smooth learning experience. We strive to provide valuable content in an easily understandable manner.
Leo Davis
I've been using Chrome Web Scraper for extracting data from websites, and it has been a game-changer for me. Thanks for sharing this tutorial.
Alexander Peresunko
You're welcome, Leo! Chrome Web Scraper can indeed be a game-changer when it comes to data extraction. If you have any specific use cases or questions, feel free to ask.
Eva Roberts
The tutorial was very informative and helped me understand the basics of web scraping. Looking forward to diving deeper into the subject.
Alexander Peresunko
That's great, Eva! Diving deeper into web scraping can open up exciting possibilities. If you need assistance or have any questions along the way, feel free to ask.
Nathan Hill
The tutorial was easy to follow, and the provided code snippets were invaluable. Thank you for sharing this knowledge!
Alexander Peresunko
You're welcome, Nathan! Code snippets can be extremely valuable when learning a new tool or concept. I'm glad you found them helpful in the tutorial.
Hannah Adams
I didn't know much about web scraping before reading this tutorial, but it sparked my interest. Thanks for the informative content!
Alexander Peresunko
You're welcome, Hannah! Sparking interest is a great achievement when sharing knowledge. Don't hesitate to ask if you have any questions or need guidance on your web scraping journey.
Lucas Smith
The tutorial provided a solid foundation for understanding web scraping. Well done, Semalt!
Alexander Peresunko
Thank you, Lucas! Building a solid foundation is crucial when learning new concepts. I'm glad you found the tutorial helpful in understanding web scraping basics.
Gabriel Brown
I've been considering learning web scraping, and this tutorial was a great introduction. Looking forward to more Semalt tutorials!
Alexander Peresunko
That's fantastic, Gabriel! Learning web scraping can open up new possibilities. We'll continue creating informative tutorials to assist you in your learning journey.
Samantha Wilson
I'm impressed with the comprehensiveness of the tutorial. It covered all the essential aspects of Chrome Web Scraper.
Alexander Peresunko
Thank you, Samantha! Covering all the essential aspects ensures learners have a holistic understanding of Chrome Web Scraper. If you have any specific questions or need further information, feel free to ask.
Dylan Clark
I've tried other web scraping tools, but Chrome Web Scraper impressed me with its simplicity and power. Thanks for the tutorial!
Alexander Peresunko
You're welcome, Dylan! Chrome Web Scraper combines simplicity with powerful features, making it a valuable tool. If you have any questions or need guidance, feel free to reach out.
Victoria Adams
The tutorial was well-explained and beginner-friendly. I feel confident to explore web scraping further. Thank you!
Alexander Peresunko
You're welcome, Victoria! Building confidence is a crucial aspect of learning. I'm glad you feel confident to explore web scraping further. If you have any specific questions or need assistance, don't hesitate to ask.
Daniel Scott
The tutorial provided a good balance between theory and practical examples. It helped me understand the concepts better.
Alexander Peresunko
Thank you, Daniel! Balancing theory and practical examples is essential for effective learning. I'm glad you found the tutorial helpful in understanding the concepts of web scraping.
Sophia Lewis
I've heard great things about Chrome Web Scraper, and this tutorial lived up to the hype. Thank you, Semalt!
Alexander Peresunko
You're welcome, Sophia! Living up to the hype is always a great achievement. Chrome Web Scraper has proven to be an effective tool, and I'm glad the tutorial showcased its capabilities.
Lucy Young
The tutorial was well-structured and easy to follow. Kudos to the Semalt team for creating such valuable content!
Alexander Peresunko
Thank you, Lucy! A well-structured tutorial ensures a smooth learning experience. We strive to provide valuable content to our audience.
Dylan Wilson
The tutorial offered clear explanations and practical examples. It made the learning process enjoyable. Thanks, Semalt!
Alexander Peresunko
You're welcome, Dylan! Clear explanations and practical examples can make the learning process enjoyable and engaging. I'm glad you found the tutorial valuable.
Emily Young
The tutorial included all the necessary information I needed to get started with web scraping. Thanks for sharing your expertise!
Alexander Peresunko
You're welcome, Emily! Providing all the necessary information to get started is crucial. If you have any specific questions or need guidance on your web scraping journey, feel free to ask.
Thomas Turner
As someone new to web scraping, this tutorial was very helpful and informative. Much appreciated!
Lily Smith
I appreciate the emphasis on best practices in the tutorial. It's crucial to follow good practices when working with web scraping tools.
Alexander Peresunko
You're absolutely right, Lily! Emphasizing and following best practices ensures efficient and ethical web scraping. If you have any questions or need guidance on best practices, feel free to ask.
Benjamin Harris
The tutorial was beginner-friendly, and the explanations were easy to understand. Thanks, Semalt!
Alexander Peresunko
You're welcome, Benjamin! Ensuring the tutorial is beginner-friendly and easy to understand is vital for us. If you have any questions or need further assistance, don't hesitate to ask.
Lucas Turner
The tutorial covered all the essential aspects of Chrome Web Scraper. It was a great learning resource.
Alexander Peresunko
Thank you, Lucas! Covering all the essential aspects ensures learners have a holistic understanding of Chrome Web Scraper. If you have any further questions or need more information, feel free to ask.
Sophie Jackson
The tutorial explained complex concepts in a simplified manner. It made web scraping more approachable. Great job, Semalt!
Alexander Peresunko
Thank you, Sophie! Simplifying complex concepts is crucial to make web scraping more approachable for learners. I'm glad you found the tutorial valuable in understanding the intricacies of web scraping.
Ethan Baker
As a beginner, this tutorial was exactly what I needed to get started with web scraping. Thank you, Semalt!
Alexander Peresunko
You're welcome, Ethan! I'm glad the tutorial provided the necessary guidance for a beginner like you. If you have any specific questions or need further assistance, feel free to ask.
Elijah Adams
The tutorial provided practical examples that helped me grasp the concepts better. Thanks for sharing this valuable content!
Alexander Peresunko
You're welcome, Elijah! Practical examples can enhance understanding and make the learning process more enjoyable. If you have any specific questions or need further examples, feel free to ask.
Liam Evans
The tutorial was filled with valuable insights and tips. Thank you for sharing your expertise, Alexander!
Alexander Peresunko
You're welcome, Liam! Sharing valuable insights and tips is a crucial part of knowledge sharing. If you have any specific questions or need further insights, feel free to ask.
Brooklyn Mitchell
I've been using Chrome Web Scraper for my marketing research, and it's been a game-changer. Thanks for the tutorial!
Alexander Peresunko
You're welcome, Brooklyn! Chrome Web Scraper can indeed be a game-changer when it comes to marketing research. If you have any specific marketing-related questions or need guidance with the tool, feel free to ask.
Caroline Mitchell
The tutorial was well-explained and easy to follow. Thanks to Semalt for creating such informative content!
Alexander Peresunko
Thank you, Caroline! A well-explained and easy-to-follow tutorial ensures a smooth learning experience. We strive to provide informative content to our audience.
Gabriel Wilson
The tutorial covered both the basics and more advanced concepts of Chrome Web Scraper. It was a comprehensive learning resource.
Alexander Peresunko
Thank you, Gabriel! Covering both the basics and more advanced concepts gives learners a well-rounded understanding of Chrome Web Scraper. If you have any specific questions or need further clarity on advanced concepts, feel free to ask.
Leah Davis
The tutorial was beginner-friendly and helped me gain confidence in web scraping. Much appreciated, Semalt!
Alexander Peresunko
You're welcome, Leah! Building confidence is essential for learners, and I'm glad the tutorial helped you gain confidence in web scraping. If you have any specific questions or need further guidance, feel free to ask.
Benjamin Clark
The tutorial demonstrated the power of Chrome Web Scraper. It's an impressive tool. Thanks for sharing!
Alexander Peresunko
You're welcome, Benjamin! Chrome Web Scraper indeed has impressive capabilities. If you have any specific use cases or questions related to the tool, feel free to ask.
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