Underline

This plugin adds the underline button on the toolbar.

Click on an editable block and then you will see the Underline icon on the toolbar added with the plugin.

Code

<!DOCTYPE html>
<html>
    <head>
        <title>Redactor X</title>
        <meta charset="utf-8">

        <!-- css -->
        <link rel="stylesheet" href="/your-folder/redactorx.css" />
    </head>
    <body>
        <!-- element -->
        <textarea id="entry">...</textarea>

        <!-- js -->
        <script src="/your-folder/redactorx.js"></script>
        <script src="/your-folder/plugins/underline.js"></script>

        <!-- call -->
        <script>
        RedactorX('#entry', {
            plugins: ['underline']
        });
        </script>
    </body>
</html>