注册包含主题的目录。

原型

register_theme_directory( string $directory )

参数

$directory (string) (Required) 要么是主题文件夹的完整文件系统路径,要么是WP_CONTENT_DIR中的文件夹

返回值

(bool)  

源文件

路径:wp-includes/theme.php

<?php
...
function register_theme_directory( $directory ) {
	global $wp_theme_directories;
	if ( ! file_exists( $directory ) ) {
		// Try prepending as the theme directory could be relative to the content directory
		$directory = WP_CONTENT_DIR . '/' . $directory;
		// If this directory does not exist, return and do not register
		if ( ! file_exists( $directory ) ) {
			return false;
		}
	}
	if ( ! is_array( $wp_theme_directories ) ) {
		$wp_theme_directories = array();
	}
	$untrailed = untrailingslashit( $directory );
	if ( ! empty( $untrailed ) && ! in_array( $untrailed, $wp_theme_directories ) ) {
		$wp_theme_directories[] = $untrailed;
	}
	return true;
}
...
?>

其他

英文文档:https://developer.wordpress.org/reference/functions/register_theme_directory/