old_slug_redirect_url filter-hook . WP 4.4.0

Filters the old slug redirect URL.

Usage

add_filter( 'old_slug_redirect_url', 'filter_function_name_5484' );
function filter_function_name_5484( $link ){
	// filter...

	return $link;
}

$link(string)

The redirect URL.

Changelog

Where the hook is called

$link = apply_filters( 'old_slug_redirect_url', $link );

Where in WP core the hook is used WordPress