pre_wp_unique_post_slug filter-hook . WP 5.1.0

Filters the post slug before it is generated to be unique.

Returning a non-null value will short-circuit the unique slug generation, returning the passed value instead.

Usage

add_filter( 'pre_wp_unique_post_slug', 'filter_function_name_4068', 10, 6 );
function filter_function_name_4068( $override_slug, $slug, $post_ID, $post_status, $post_type, $post_parent ){
	// filter...

	return $override_slug;
}

$override_slug(string|null)

Short-circuit return value.

$slug(string)

The desired slug (post_name).

$post_ID(int)

Post ID.

$post_status(string)

The post status.

$post_type(string)

Post type.

$post_parent(int)

Post parent ID.

Where the hook is called

$override_slug = apply_filters( 'pre_wp_unique_post_slug', null, $slug, $post_ID, $post_status, $post_type, $post_parent );

Where in WP core the hook is used WordPress

add_filter( 'pre_wp_unique_post_slug', 'wp_filter_wp_template_unique_post_slug', 10, 5 );