(PHP 5, PHP 7, PHP 8)
XSLTProcessor::importStylesheet — Import stylesheet
$stylesheet
This method imports the stylesheet into the XSLTProcessor for transformations.
stylesheet
The imported style sheet as a DOMDocument or SimpleXMLElement object.
成功時(shí)返回 true， 或者在失敗時(shí)返回 false。
true
false