apply_filters( 'post_link_category', WP_Term $cat, array $cats, WP_Post $post )

Filters the category that gets used in the %category% permalink token.

Description Description

$cat: (WP_Term) The category to use in the permalink.
$cats: (array) Array of all categories (WP_Term objects) associated with the post.
$post: (WP_Post) The post in question.

Changelog
Version	Description
3.5.0	Introduced.

Used By
Used By	Description
wp-includes/link-template.php: get_permalink()	Retrieves the full permalink for the current post or post ID.