PHP code example of truongwp / gallery-meta-box

1. Go to this page and download the library: Download truongwp/gallery-meta-box library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

truongwp / gallery-meta-box example snippets


/**
 * Fires after saving gallery data.
 *
 * @var int     $post_id Post ID.
 * @var WP_Post $post    Post object.
 * @var bool    $update  Whether this is an existing post being updated or not.
 */
do_action( 'gallery_meta_box_save', $post_id, $post, $update );


/**
 * Filters supported post types.
 *
 * @var array $post_types List supported post types.
 */
apply_filters( 'gallery_meta_box_post_types', $post_types );


/**
 * Filters meta key to store the gallery.
 *
 * @var string $meta_key Meta key.
 */
apply_filters( 'gallery_meta_box_meta_key', $meta_key );