Creating a Simple Web Scraping Function in Vanilla JS

  • npm init -y: npm init creates/initializes a new npm project, and -y means to default all answers to yes. This is a simple way to create a place for all your packages and dependencies to go.
For this example I’m using the online store of a local surf shop.
  • The $x method evaluates our chosen XPath on the page, and returns an element to the array.
  • Next, we’re extracting the image URL using by using getProperty to extract the src
  • Finally, we need to convert our retrieved code into a readable format using jsonValue.

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