JavaScript · Senior · Question 72 of 75

Why use `Intl.PluralRules` for messages like "5 files"?

✓Correct answer: Languages have different plural categories (Ukrainian and Polish have more than two), and it picks the right one
2It translates the word automatically
3It formats numbers with separators

Explanation

new Intl.PluralRules("uk").select(5) returns "many", while English only distinguishes one/other. i18n libraries build on it.

Further reading

MDN: Intl ↗

Test yourself

Take the JavaScript · Senior quiz: questions and options are shuffled, and you get a review of your mistakes at the end.