检索包含目录的URL。

原型

includes_url( string $path = '', string $scheme = null )

参数

$path (string) (Optional)  相对于包含URL的路径。

$scheme (string) (Optional)  提供包含URL上下文的方案。接受’http’,‘https’或’亲戚’。

返回值

(string)  包括附加了可选路径的URL链接。

源文件

路径:wp-includes/link-template.php

<?php
...
function includes_url( $path = '', $scheme = null ) {
	$url = site_url( '/' . WPINC . '/', $scheme );
	if ( $path && is_string( $path ) )
		$url .= ltrim($path, '/');
	/**
	 * Filters the URL to the includes directory.
	 *
	 * @since 2.8.0
	 *
	 * @param string $url  The complete URL to the includes directory including scheme and path.
	 * @param string $path Path relative to the URL to the wp-includes directory. Blank string
	 *                     if no path is specified.
	 */
	return apply_filters( 'includes_url', $url, $path );
}
...
?>

其他

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