函数原型
get_language_attributes( string $doctype = ‘html’ ): string
函数描述
Gets the language attributes for the ‘html’ tag.
是否弃用
未弃用
函数参数
-
$doctype
string
Optional - The type of HTML document. Accepts
'xhtml'or'html'. Default'html'.Default:
'html'
函数返回值
string A space-separated list of language attributes.
函数位置
File: wp-includes/general-template.php.
函数源码
function get_language_attributes( $doctype = 'html' ) {
$attributes = array();
if ( function_exists( 'is_rtl' ) && is_rtl() ) {
$attributes[] = 'dir="rtl"';
}
$lang = get_bloginfo( 'language' );
if ( $lang ) {
if ( 'text/html' === get_option( 'html_type' ) || 'html' === $doctype ) {
$attributes[] = 'lang="' . esc_attr( $lang ) . '"';
}
if ( 'text/html' !== get_option( 'html_type' ) || 'xhtml' === $doctype ) {
$attributes[] = 'xml:lang="' . esc_attr( $lang ) . '"';
}
}
$output = implode( ' ', $attributes );
/**
* Filters the language attributes for display in the 'html' tag.
*
* @since 2.5.0
* @since 4.3.0 Added the `$doctype` parameter.
*
* @param string $output A space-separated list of language attributes.
* @param string $doctype The type of HTML document (xhtml|html).
*/
return apply_filters( 'language_attributes', $output, $doctype );
}
源码链接
变更日志
| Version | Description |
|---|---|
| 4.3.0 | Introduced. |

