I see you have three questions here; 1. What is tree shaking? 2. What’s the need of it? 3. And, how do you use it? 1. What’s tree shaking? Tree shaking refers to dead code elimination. It means that unused modules will not be included in the bundle during the build process. When we import … Read more
UPDATE 2020: The Angular team strongly recommends to only use source-map-explorer to analyze your bundle size instead of webpack-bundle-analyzer. According to them, webpack-bundle-analyzer and a few other similar tools doesn’t give the actual info pertaining to Angular build process. More info can be fount at web.dev – https://youtu.be/B-lipaiZII8?t=215 To install source-map-explorer globally:- npm i -g … Read more