1. Internationalization API

    Locale-sensitive collation (string comparison), number formatting, and date and time formatting.

  2. javascript built-in: intl: collator

  3. javascript built-in: intl: collator: `collator()` constructor

  4. javascript built-in: intl: collator: `collator()` constructor: `options.casefirst` parameter

  5. javascript built-in: intl: collator: `collator()` constructor: `options.collation` parameter

  6. javascript built-in: intl: collator: compare

  7. javascript built-in: intl: collator: resolvedoptions

  8. javascript built-in: intl: collator: supportedlocalesof