pl
Polish
Polski
Indo-European
Language Code
ISO 639-1 Code
pl
Common Usage
HTML lang attribute
<html lang="pl">
HTTP Accept-Language Header
Accept-Language: pl
JavaScript/TypeScript
const language = "pl"; const languageName = "Polish";
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 "pl" represents Polish (Polski) and is part of the Indo-European language family.