bootstrap_select

3rd party js selectpicker bootstrap-select form widget for Bootstrap themed sites. Library will be loaded by default via CDN.
But the module will check if you have a local copy in web/libraries/bootstrap-select and use it instead.

This module implements the js package bootstrap-select a jQuery plugin for bootstrap sites. The widget is suitable for most option fields like (list_integer, list_float, list_string, entity_reference)

Implemented Options

• Live search
• Actions box
• Placeholder
• Header
• Selected text format

If you need another option just add a feature request.

Dependencies:

Bootstrap v4's requirements

I want to use my local bootstrap-select files

You can download the library manually via Github or use asset packagist https://asset-packagist.org/ in your composer.json
Add the following to your project composer.json in the "repositories" section.

"repositories": [
    {
        "type": "composer",
        "url": "https://asset-packagist.org"
    }
]

Make sure you have required the oomphinc/composer-installers-extender package.
Add the following to your project composer.json in the "extra" section.

        "installer-types": [
            "bower-asset",
            "npm-asset"
        ],
        "installer-paths": {
             "web/libraries/{$name}": ["type:drupal-library", "type:npm-asset"],
        }

Now you can composer require npm-asset/bootstrap-select