Ticket #22888: style-formats-test.php

<?php
/* Plugin Name: Style Formats Test */

add_filter( 'tiny_mce_before_init', 'styleformatstest_tiny_mce_buttons' );

function styleformatstest_tiny_mce_buttons( $init ) {
        $init['theme_advanced_buttons2_add_before'] = 'styleselect';
        
        $style_formats = array(
                array(
                        'title'   => 'Button',
                        'inline'  => 'a',
                        'classes' => 'btn',
                        
                        // Adding this will overwrite an existing href attribute.
                        
                        // Without it, if the style is applied to any text that isn't already wrapped in an <a> tag,
                        // it will be wrapped in an <a> tag without an href attribute and can't be updated.
                        
                        /*
                        'attributes' => array(
                                'href' => '#'
                        )
                        */
                )
        );
        
        $init['style_formats'] = json_encode( $style_formats );
        
        return $init;
}
?>