DOMDocument::normalizeDocument()
(PHP 5, PHP 7)
Normalizes the document
说明
public DOMDocument::normalizeDocument(void): void
This method acts as if you saved and then loaded the document, putting the document in a "normal" form.
返回值
没有返回值。
参见
- » The DOM Specification
- DOMNode::normalize() Normalizes the node
You can use this in this way. $doc = new DOMDocument('1.0', 'UTF-8'); $doc->loadHTML($content); // html content $xpath = new DOMXPath($doc); $doc->normalizeDocument(); Note that, you can use $doc->normalizeDocument(); at any point of time.