Have you ever wondered how to build one yourself? In this article, I will show you how you can create a Chrome extension from scratch.What will our Chrome Extension Look Like?Ī chrome extension is a program that is installed in the Chrome browser that enhances the functionality of the browser.You can build one easily using web technologies like HTML, CSS, and JavaScript.Ĭreating a chrome extension is similar to creating a web application, but it requires a manifest.json file which we will discuss in the last section of this post. What Will our Chrome Extension Look Like? Search the worlds information, including webpages, images, videos and more. Google has many special features to help you find exactly what youre looking for. Latest Covid Report of UK-Chrome ExtensionĪs you can see, the above chrome extension displays the latest data on Coronavirus (COVID-19) in the UK. We will be looking into how to create this extension in this blog post. Here, we will be using the API in order to fetch data. We will only display the latest record for the simplicity of this post.
The complete source code of this project can be found on GitHub. How to Create a Chrome Extensionįirst of all, we need to create an empty folder where we will add our HTML, CSS, and JavaScript files. Inside the folder, let’s create an index.html file with this HTML boilerplate code: Now, let’s add a link to the Bootstrap CDN in the head tag. We will be using the Bootstrap framework here so that we don't have to write some extra CSS in this example. If Google Play apps have been enabled on your Chromebook. In the demo, we saw that the records are displayed as a table. If you would like to use Googles cloud to store and sync your Chrome data but you dont want Google to access the data, you can. So now we need to work on creating a table.
The code above creates a table with a width of 450px. There are four different headings in a table: Date, Country, Confirmed, and Deaths. Here, you can see that each table data td has been assigned different IDs.
We will be using the value of these IDs in JavaScript to update the table data. Also, here we have loaded the JavaScript in the end after loading all the HTML content. Now, since the table has been displayed, we need to work on writing JavaScript in order to fetch data from the API.
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