Zend Preparation | PHP Quiz (Learning Mode)

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What is the work of simplexml_import_dom() in the following PHP code?

<?php
 $dom = new domDocument;
 $dom->loadXML('<email><from>John</from></email>');
  $xml = simplexml_import_dom($dom);
  echo $xml->from;
 ?>

It gets a SimpleXMLElement object from an XML document.

It gets a SimpleXMLElement object from a DOM node.

It gets the namespaces from XML data.

It gets the name of a SimpleXML element.

Explanation: Answer option B is correct.

simplexml_import_dom() is used to convert a DOM node to a SimpleXMLElement object. It gets a SimpleXMLElement object from a DOM node. For example, the following PHP code snippet is given:

<?php
$dom = new domDocument;
$dom->loadXML('<email><from>John</from></email>');

$xml = simplexml_import_dom($dom);

echo $xml->from;
?>

The output of this code will be John. Here, simplexml_import_dom() is getting a SimpleXMLElement object from a DOM node.