+ * @see get_pages()
+ *
+ * @param array|string $args {
+ * Array or string of arguments. Optional.
+ *
+ * @type int $child_of Display only the sub-pages of a single page by ID. Default 0 (all pages).
+ * @type string $authors Comma-separated list of author IDs. Default empty (all authors).
+ * @type string $date_format PHP date format to use for the listed pages. Relies on the 'show_date' parameter.
+ * Default is the value of 'date_format' option.
+ * @type int $depth Number of levels in the hierarchy of pages to include in the generated list.
+ * Accepts -1 (any depth), 0 (all pages), 1 (top-level pages only), and n (pages to
+ * the given n depth). Default 0.
+ * @type bool $echo Whether or not to echo the list of pages. Default true.
+ * @type string $exclude Comma-separated list of page IDs to exclude. Default empty.
+ * @type array $include Comma-separated list of page IDs to include. Default empty.
+ * @type string $link_after Text or HTML to follow the page link label. Default null.
+ * @type string $link_before Text or HTML to precede the page link label. Default null.
+ * @type string $post_type Post type to query for. Default 'page'.
+ * @type string $post_status Comma-separated list of post statuses to include. Default 'publish'.
+ * @type string $show_date Whether to display the page publish or modified date for each page. Accepts
+ * 'modified' or any other value. An empty value hides the date. Default empty.
+ * @type string $sort_column Comma-separated list of column names to sort the pages by. Accepts 'post_author',
+ * 'post_date', 'post_title', 'post_name', 'post_modified', 'post_modified_gmt',
+ * 'menu_order', 'post_parent', 'ID', 'rand', or 'comment_count'. Default 'post_title'.
+ * @type string $title_li List heading. Passing a null or empty value will result in no heading, and the list
+ * will not be wrapped with unordered list `<ul>` tags. Default 'Pages'.
+ * @type Walker $walker Walker instance to use for listing pages. Default empty (Walker_Page).
+ * }
+ * @return string HTML list of pages.