i18n 和 l10n 区别

• Internationalization = I18n
  Changing a program to support for multiple languages and cultural habits.
  • Character handling (unicode…)
  • Locale awareness (date formats, currencies, numbers, time zones, etc.)
    • Localizability
    • Isolate localizable items (messages, pictures, etc.)
    • Implement infrastructure necessary for localizing above items.

The programmer’s work.

• Localization = L10n
  • Translate localizable items (messages, pictures, etc.) for one language.

Providing an internationalized package the necessary bits to support one’s native language and cultural habits.

The translator’s work.

Gettext = complete toolset for translating messages output by programs.