post_type_archive_title

post_type_archive_title钩子是Wordpress钩子，过滤钩子：过滤post类型的存档标题。

apply_filters( ‘post_type_archive_title’, string $post_type_name, string $post_type )

参数（Parameters）

源码（Source）

/**
 * Display or retrieve title for a post type archive.
 *
 * This is optimized for archive.php and archive-{$post_type}.php template files
 * for displaying the title of the post type.
 *
 * @since 3.1.0
 *
 * @param string $prefix  Optional. What to display before the title.
 * @param bool   $display Optional, default is true. Whether to display or retrieve title.
 * @return string|void Title when retrieving, null when displaying or failure.
 */
function post_type_archive_title( $prefix = '', $display = true ) {
	if ( ! is_post_type_archive() )
		return;
	$post_type = get_query_var( 'post_type' );
	if ( is_array( $post_type ) )
		$post_type = reset( $post_type );
	$post_type_obj = get_post_type_object( $post_type );
	/**
	 * Filter the post type archive title.
	 *
	 * @since 3.1.0
	 *
	 * @param string $post_type_name Post type 'name' label.
	 * @param string $post_type      Post type.
	 */
	$title = apply_filters( 'post_type_archive_title', $post_type_obj->labels->name, $post_type );
	if ( $display )
		echo $prefix . $title;
	else
		return $prefix . $title;
}