Starts the list before the elements are added.

• Walker_Nav_Menu::start_lvl()

$output string Required

Passed by reference.

$depth int Required

Depth of menu item. Used for padding.

$args stdClass Optional

Not used.

Default: null

File: wp-admin/includes/class-walker-nav-menu-edit.php. View all references

public function start_lvl( &$output, $depth = 0, $args = null ) {}