walk_category_dropdown_tree( mixed $args )
Retrieve HTML dropdown (select) content for category list.
Contents
Description Description
See also See also
- Walker::walk(): for parameters and return description.
Parameters Parameters
- $args
-
(mixed) (Required) Elements array, maximum hierarchical depth and optional additional arguments.
Return Return
(string)
Source Source
File: wp-includes/category-template.php
function walk_category_dropdown_tree( ...$args ) {
// The user's options are the third parameter.
if ( empty( $args[2]['walker'] ) || ! ( $args[2]['walker'] instanceof Walker ) ) {
$walker = new Walker_CategoryDropdown;
} else {
$walker = $args[2]['walker'];
}
return $walker->walk( ...$args );
}
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Changelog Changelog
| Version | Description |
|---|---|
| 5.3.0 | Formalized the existing ...$args parameter by adding it to the function signature. |
| 2.1.0 | Introduced. |