nl
Dutch
Nederlands
Indo-European
Language Code
ISO 639-1 Code
nl
Common Usage
HTML lang attribute
<html lang="nl">
HTTP Accept-Language Header
Accept-Language: nl
JavaScript/TypeScript
const language = "nl"; const languageName = "Dutch";
ISO 639 Standard
ISO 639-1 is the international standard for language codes. These two-letter codes are used in HTML lang attributes, HTTP headers, and i18n/l10n systems. The code "nl" represents Dutch (Nederlands) and is part of the Indo-European language family.