#WEB SCRAPING WITH NODEJS INSTALL#
To do so, open the command-line and type the following line: npm install -save express axios cheerio Now, we should install and require the dependencies that we are going to use today - Express, Axios, and Cheerio. You can do it by clicking the right mouse click or you can create a new file using the command-line, by typing the following line: touch app.js Inside the project’s folder, create a new file called app.js. Important note - that if you had never installed npm before, you should do it first.Ĭreate a new folder for our web scraping application project, and name it as you wish.Now, after we understood the basic steps of web scraping, and found all the tags we needed, we can finally create our web scraping application. through Axios request), as we did in the second step, load it through the Cheerio library, and use it as you wish. The last step is to receive the desire data from a webpage (i.e.The second step is to choose the programming language you would like to code with, and the corresponding libraries for your web scraping application, in our case - Node.js, Express, and Cheerio, and scraping the data by setting the same HTML tags from the first step we have mentioned before.To do so, you’ll need to inspect the very same webpage’s HTML code (using for example - Chrome DevTool) and find those HTML tags. The very first step is to understand and find the corresponding HTML tags of the data you want to scrape from a specific webpage.The whole process of web scraping can be explained through three simple steps: There is a bunch of different ways to scrape the web, and it is possible to do so through programming languages such as JavaScript or Python, and libraries such as Cheerio, Soup, and Puppeteer.
Web scraping is a wonderful technique that allows us to pull data straight out of a webpage’s HTML, without the use of a formal API what so ever.
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