![]() ![]() We can either inspect the elements we want to scrape and take a look at the HTML element in the developers tool panel: ![]() With that in mind, we can find the right CSS selector in two ways. The element wrapping the title has several classes, but in this example we can see that the Newchic team is using the classes ‘font-size-26’ and ‘font-bold’ to select the element and adding the style.Īlright, but why is this all important? Because we can use the exact selectors to tell our scraper which elements to bring back and where to find them. To make it easier, let’s take a look at the CSS styling our title: In other words, it tells the browser how each element described in the HTML document should look like in terms of color, size, position and more, by selecting the class or ID of the elements. The ID and class attributes are used to identify an element within the HTML document so it can then be selected when applying styles, implementing JavaScript, etc.Ĭascading Style Sheets (CSS) is language used to describe (style) elements within a markup language like HTML. However, you might have noticed something else: a class attribute. The title ‘Hoodies” is wrapped inside a HTML tag inside a. If we use this tool to inspect the main title of the page, we’ll be able to see how it is served in the HTML. It will open the developers tool and show us the HTML file. Let’s take a look at the HTML of the men’s hoodies category page by right clicking on it and hitting inspect. It structures all the content on the site using tags to describe every element. HyperText Markup Language (HTML) is used to describe to web browsers how to display a website. These are the two elements we’ll use to write our scraper. If we understand the website structure of our target page, it will make it way easier to write a logic that’ll bring the results we want.Īs you might already know, websites are built using two fundamental blocks, HTML and CSS. Understanding Page Structure for Web Scrapingīefore we start writing our script, it’s important to know what we are looking for and where. Now that our environment is setup, it is a good time to navigate to our target page and get familiar with its structure. In addition to the gems we’ve already mentioned, we added the Byebug gem for debugging purposes. In our cases, we’ll open our folder in VScode and then jump to Gemfile.īack in our terminal, we’ll enter bundle install and it will automatically fetch these three gems and add them to our project, creating a Gemfile.lock file inside the directory. ![]() Open your project folder with your preferred text editor.
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