Fires after the permalink structure is updated.
$old_permalink_structurestring$permalink_structurestringwp-includes/class-wp-rewrite.php:1977WP_Rewrite::set_permalink_structure() * * @since 2.8.0 * * @param string $old_permalink_structure The previous permalink structure. * @param string $permalink_structure The new permalink structure. */ do_action( 'permalink_structure_changed', $old_permalink_structure, $permalink_structure ); } } /** * Sets the category base for the category permalink. *Introduced in 2.8.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.