Join egghead, unlock knowledge.

Want more egghead?

This lesson is for members. Join us? Get access to all 3,000+ tutorials + a community with expert developers around the world.

Unlock This Lesson
Become a member
to unlock all features

Level Up!

Access all courses & lessons on egghead today and lock-in your price for life.


    Use Webpack to Conditionally Include an Intl Polyfill for Older Browsers

    15 - 16.8.4

    Some browsers, such as Safari < 10 & IE < 11, do not support the JavaScript Internationalization API, which react-intl depends on. In order to support these browsers, we’ll conditionally include an Intl polyfill using webpack require.ensure. This ensures only browsers that need the polyfill incur the extra load.