language.negotiation.yml

locale_update_8003 in drupal/core/modules/locale/locale.install

Converts language domains to new format.

locale_update_8008 in drupal/core/modules/locale/locale.install

Update locale variables to config or state systems as appropriate.

NegotiationSelectedForm::buildForm in drupal/core/modules/language/lib/Drupal/language/Form/NegotiationSelectedForm.php

Implements \Drupal\Core\Form\FormInterface::buildForm().

NegotiationSessionForm::buildForm in drupal/core/modules/language/lib/Drupal/language/Form/NegotiationSessionForm.php

Implements \Drupal\Core\Form\FormInterface::buildForm().

NegotiationUrlForm::buildForm in drupal/core/modules/language/lib/Drupal/language/Form/NegotiationUrlForm.php

Implements \Drupal\Core\Form\FormInterface::buildForm().

session:
  parameter: language
url:
  source: path_prefix
  prefixes:
    en: ''
  domains:
    en: ''