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function is not described

walk_page_dropdown_tree() WP 2.1.0

Retrieve HTML dropdown (select) content for page list.

No Hooks.

Return

String.

Usage

walk_page_dropdown_tree( ...$args );
...$args(mixed) (required)
Elements array, maximum hierarchical depth and optional additional arguments.

Notes

  • See: Walker_PageDropdown::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.

Code of walk_page_dropdown_tree() WP 5.5.1

<?php
function walk_page_dropdown_tree( ...$args ) {
	if ( empty( $args[2]['walker'] ) ) { // The user's options are the third parameter.
		$walker = new Walker_PageDropdown;
	} else {
		/**
		 * @var Walker $walker
		 */
		$walker = $args[2]['walker'];
	}

	return $walker->walk( ...$args );
}