(PHP 5, PHP 7, PECL tidy >= 0.5.2)
tidy::isXml -- tidy_is_xml — Indicates if the document is a generic (non HTML/XHTML) XML document
Object oriented style
public tidy::isXml ( ) : bool
Procedural style
tidy_is_xml ( tidy $tidy ) : bool
Tells if the document is a generic (non HTML/XHTML) XML document.
tidy
The Tidy object.
This function returns true if the specified tidy tidy is a generic XML document (non HTML/XHTML), or false otherwise.
This function is not yet implemented in the Tidylib itself, so it always return false.
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https://www.php.net/manual/en/tidy.isxml.php