note 112981 added to function.simplexml-import-dom
| From: | brandonkirsch at perceptionilluminates dot com | Date: | Wed, 14 Aug 2013 15:38:29 +0000 |
| Subject: | note 112981 added to function.simplexml-import-dom | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-195966@lists.php.net to get a copy of this message | ||
simplexml_import_dom() will accept DOMNodes or other SimpleXMLElements. This has a useful purpose
if you are extending the SimpleXMLElement class and would prefer the xpath() method to return your
class extension instead of basic SimpleXMLElements. For example:
class MySimpleXML extends SimpleXMLElement{
public function xpath($xpath){
$return = array();
$simpleXmls = parent::xpath($xpath); // run SimpleXMLElement xpath, returning an array of
SimpleXMLElements
foreach($simpleXmls as $xml){
$return[] = simplexml_import_dom($xml,'MySimpleXML'); // copy SimpleXMLElement,
returning as MySimpleXML instance
}
return $return;
}
}
Now I can create an instance of MySimpleXML, run an xpath, and get my results back as an array of
MySimpleXML elements instead of the native SimpleXMLElement:
$mySimpleXml = new mySimpleXml('<root><node/></root>');
$array = $mySimpleXml->xpath('/root/node'); // returns array with a single MySimpleXml
object
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Server IP: 69.147.83.199
Probable Submitter: 74.4.31.242
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Manual Page -- http://php.net/manual/en/function.simplexml-import-dom.php
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