9 methods override LanguageNegotiationMethodInterface::getLangcode()

LanguageNegotiationBrowser::getLangcode in core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationBrowser.php: Performs language negotiation.
LanguageNegotiationContentEntity::getLangcode in core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationContentEntity.php: Performs language negotiation.
LanguageNegotiationSelected::getLangcode in core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationSelected.php: Performs language negotiation.
LanguageNegotiationSession::getLangcode in core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationSession.php: Performs language negotiation.
LanguageNegotiationUI::getLangcode in core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationUI.php: Performs language negotiation.
LanguageNegotiationUrl::getLangcode in core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationUrl.php: Performs language negotiation.
LanguageNegotiationUrlFallback::getLangcode in core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationUrlFallback.php: Performs language negotiation.
LanguageNegotiationUser::getLangcode in core/modules/user/src/Plugin/LanguageNegotiation/LanguageNegotiationUser.php: Performs language negotiation.
LanguageNegotiationUserAdmin::getLangcode in core/modules/user/src/Plugin/LanguageNegotiation/LanguageNegotiationUserAdmin.php: Performs language negotiation.