default_locale

Type String
Mandatory Contingent: must be present if the _locales subdirectory is present, must be absent otherwise.
Example
json
"default_locale": "en"

This key must be present if the extension contains the \_locales directory, and must be absent otherwise. It identifies a subdirectory of \_locales where the i18n system finds the extension's default localization strings.

See Internationalization for more information.

Example

json
"default_locale": "en"

Browser compatibility