#React router dom 5 download

React + Webpack = 1 big bundle fileĩ9% of the time when you’re developing in React, you’re going to be using Webpack to help you bundle up everything into a nice package.

#React router dom 5 download

That’s why it’s taking them more than 10 seconds to download the JS files and execute the code.

If we open on their file, you’ll see that there is nothing minified about it.Īnd it looks like it contains a lot of the logic for the site in that 1 file. You can also see the compressed size, the uncompressed size, and how long it took to be completed.

In each row you can see the JavaScript file being downloaded and executed. Let’s take a look at CNN.com and throttle the network to a slow 3G. This is measured in time (milliseconds, seconds, minutes, etc). TTI is the result of how long does it take for the user to actually be able to interact with the application or site. The longer the TTI (time to interactive) is, the more angry users you get. The problem with a huge bundle file size is that it increase in TTI (time to interactive). One of the bottlenecks for React is the bundle size. But before it becomes fast, your browser has to do a lot of work before it serves your fast React application. Are you wondering if you should lazy load React components? Does it improve your application performance?