– What is WordPress Hook: manage_{$post_type}_posts_columns
The manage_{$post_type}_posts_columns hook in WordPress is used to modify the columns displayed in the post type list table. It allows developers to add, remove, or modify the columns that are shown for a specific post type.

– Understanding the Hook: manage_{$post_type}_posts_columns
The manage_{$post_type}_posts_columns hook is located within the manage_posts_columns and manage_pages_columns hooks, which are responsible for managing the columns displayed in the post and page list tables. This hook allows for customization of the columns specifically for a certain post type.

– Hook Parameters (if applicable): manage_{$post_type}_posts_columns
The manage_{$post_type}_posts_columns hook accepts one parameter, which is an array of columns. Developers can use this parameter to add or remove columns from the post type list table.

– Hook Doesn’t Work: manage_{$post_type}_posts_columns
If the manage_{$post_type}_posts_columns hook doesn’t work as expected, it could be due to incorrect usage or conflicts with other hooks or functions. It’s important to double-check the syntax and placement of the hook, as well as any potential conflicts with other code.

– Best Practices & Usage Notes (if applicable): manage_{$post_type}_posts_columns
When using the manage_{$post_type}_posts_columns hook, it’s important to consider the impact on the user interface and overall user experience. Adding or removing columns should be done thoughtfully to ensure that the list table remains user-friendly and easy to navigate.

– Usage Example: manage_{$post_type}_posts_columns
Below is an example of how the manage_{$post_type}_posts_columns hook can be used to add a custom column to the post type list table:

“`php
function custom_post_columns( $columns ) {
$columns[‘custom_column’] = ‘Custom Column’;
return $columns;
}
add_filter( ‘manage_{$post_type}_posts_columns’, ‘custom_post_columns’ );
“`