Contains all polyfills needed to work on the largest range of devices. This is the default polyfill.
- Android 4.4.2 and above
- iOS back to iOS 8
- All ES6 features
- zone.js
- ES7 reflection
A limited of set of polyfills to work on more modern browsers. This file limits the number of ES6 polyfills which are already natively included in modern browsers.
- Android 5.0 and above
- iOS 9 and above
- zone.js
- ES7 reflection,
- ES6 polyfills, except for:
new regexp features, math features, symbols, typed arrays, weak maps / weak sets
Only the required polyfill for Angular 2. This does not come with any ES6 polyfills. Note that all polyfill files listed here included the required polyfills for Angular 2 to work correctly.
- Android 5.0 and above
- iOS 10 and above
- zone.js
- ES7 reflection
To easily judge which polyfill you may need you can check this ES6 support table.