count_user_posts( int $userid, array|string $post_type = 'post', bool $public_only = false ): string

584function count_user_posts( $userid, $post_type = 'post', $public_only = false ) {585	global $wpdb;586 587	$where = get_posts_by_author_sql( $post_type, true, $userid, $public_only );588 589	$count = $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->posts $where" );590 591	/**592	 * Filters the number of posts a user has written.593	 *594	 * @since 2.7.0595	 * @since 4.1.0 Added `$post_type` argument.596	 * @since 4.3.1 Added `$public_only` argument.597	 *598	 * @param int          $count       The user's post count.599	 * @param int          $userid      User ID.600	 * @param string|array $post_type   Single post type or array of post types to count the number of posts for.601	 * @param bool         $public_only Whether to limit counted posts to public posts.602	 */603	return apply_filters( 'get_usernumposts', $count, $userid, $post_type, $public_only );604}