walk_category_dropdown_tree()
Retrieves HTML dropdown (select) content for category list.
No Hooks.
Return
String
.
Usage
walk_category_dropdown_tree( ...$args );
- ...$args(mixed) (required)
- Elements array, maximum hierarchical depth and optional additional arguments.
Notes
- See: Walker::walk() for parameters and return description.
Changelog
Since 2.1.0 | Introduced. |
Since 5.3.0 | Formalized the existing ...$args parameter by adding it to the function signature. |
walk_category_dropdown_tree() walk category dropdown tree code WP 6.3
function walk_category_dropdown_tree( ...$args ) { // The user's options are the third parameter. if ( empty( $args[2]['walker'] ) || ! ( $args[2]['walker'] instanceof Walker ) ) { $walker = new Walker_CategoryDropdown(); } else { /** * @var Walker $walker */ $walker = $args[2]['walker']; } return $walker->walk( ...$args ); }