gaearon

Note:

When this guide is more complete, the plan is to move it into Prepack documentation.
For now I put it out as a gist to gather initial feedback.

A Gentle Introduction to Prepack (Part 1)

If you're building JavaScript apps, you might already be familiar with some tools that compile JavaScript code to equivalent JavaScript code:

• Babel lets you use newer JavaScript language features, and outputs equivalent code that targets older JavaScript engines.

ksol

window.navigator.language        // -> "fr"
window.navigator.languages       // -> ["fr-FR", "fr", "en-US", "en", "es", "de"]
window.navigator.userLanguage    // -> undefined
window.navigator.browserLanguage // -> undefined
window.navigator.systemLanguage  // -> undefined