转义HTML标记名称。
原型
tag_escape( string $tag_name )
参数
$tag_name
(string)
(Required)
返回值
(string)
源文件
路径:wp-includes/formatting.php
<?php
...
function tag_escape( $tag_name ) {
$safe_tag = strtolower( preg_replace('/[^a-zA-Z0-9_:]/', '', $tag_name) );
/**
* Filters a string cleaned and escaped for output as an HTML tag.
*
* @since 2.8.0
*
* @param string $safe_tag The tag name after it has been escaped.
* @param string $tag_name The text before it was escaped.
*/
return apply_filters( 'tag_escape', $safe_tag, $tag_name );
}
...
?>
其他
英文文档:https://developer.wordpress.org/reference/functions/tag_escape/