How to Automatically Register Unique Categories for Custom Post Types in WordPress
In this post, we're learning how to automatically register unique taxonomies for custom post types in WordPress. This post helps you understand how to dynamically create separate hierarchical taxonomies for each custom post type in WordPress using a simple function. Easily improve content organization and SEO.
Add the Code to Your Theme
1. First go to your WordPress dashboard.
2. Jump to: Appearance → Theme File Editor.
3. Open your active theme fuunctions.php.
4. Paste the following code at the end of the file in functions.php:
function register_dynamic_taxonomies() {// Get all registered post types except built-in ones$custom_post_types = get_post_types(['_builtin' => false], 'names');foreach ($custom_post_types as $post_type) {$taxonomy_slug = $post_type . '_category'; // Unique taxonomy name for each CPT// Register taxonomy for the CPTregister_taxonomy($taxonomy_slug,[$post_type],['label' => ucfirst($post_type) . ' Categories','public' => true,'hierarchical' => true,'rewrite' => ['slug' => $taxonomy_slug],'show_admin_column' => true,]);}}add_action('init', 'register_dynamic_taxonomies');
Why Use Unique Categories for Each Custom Post Type?
1. Better Content Organization
2. Cleaner Admin Interface
3. Improved SEO
4. Scalable & Automatic
5. Enhanced Front-End Filtering
Summary
1. Using dynamic, unique category classification for CPTs helps you:
2. Keep admin and user interface clean
3. Keep concerns different
4. Increase content detection and seo
5. Save time with Automated Classification Registration
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