Use locale option via JavaScript or data-locale via attribute to set the internationalization for the placeholder texts.
You update the placeholder texts the following way:
Possible placeholder texts are:
formatSearch()
formatHelpForTagging()
formatAlertOptiongroups()
formatLoadingMessage()
formatCheckingMessage()
There exists multiple preexisting language output files. If you want english and a predefined language, select the right file to load into your browser before a BetterNiceSelect initialization.
There exists also a file with all predefined languages, which is called better-nice-select-locale-all.js which you can load into your browser!
Possible options to search for are: Banana, Apple, Orange, Lemon, Pepper, Mushrooms, Cabbages, Celery, Brocoli, Garlic