(PHP 5, PHP 7)
Dumps the internal XML tree back into a string
public string DOMDocument::saveXML ([ DOMNode $node [, int $options ]] )
Creates an XML document from the DOM representation. This function is usually called after building a new dom document from scratch as in the example below.
Parameters:
node
Use this parameter to output only a specific node without XML declaration rather than the entire document.
options
Additional Options. Currently only LIBXML_NOEMPTYTAG is supported.
Returns:
Returns the XML, or FALSE
if an error occurred.
Exception:
Raised if node
is from another document.
Changelog:
5.1.0
Added the options
parameter
Examples:
Saving a DOM tree into a string
<?php $doc = new DOMDocument('1.0'); // we want a nice output $doc->formatOutput = true; $root = $doc->createElement('book'); $root = $doc->appendChild($root); $title = $doc->createElement('title'); $title = $root->appendChild($title); $text = $doc->createTextNode('This is the title'); $text = $title->appendChild($text); echo "Saving all the document:\n"; echo $doc->saveXML() . "\n"; echo "Saving only the title part:\n"; echo $doc->saveXML($title); ?>
The above example will output:
Saving all the document: <?xml version="1.0"?> <book> <title>This is the title</title> </book> Saving only the title part: <title>This is the title</title>
See also:
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