The DOMDocument::getElementsByTagName() function is an inbuilt function in PHP which is used to return a new instance of class DOMNodeList which contains all the elements of local tag name.
Syntax:
php
DOMNodeList DOMDocument::getElementsByTagName( string $name )Parameters: This function accepts single parameter $name which holds the local tag name to match. The value * is used to match all tags. Return Value: This function returns a new DOMNodeList object containing all the matched elements. Below program illustrates the DOMDocument::getElementsByTagName() function in PHP: Program:
<?php
// Store the XML document to the variable
$xml = <<< XML
<?xml version="1.0" encoding="utf-8"?>
<organization>
<name>GeeksforGeeks</name>
<address>Noida India</address>
<contact>
<email>abc@geeksforgeeks.org</email>
<mobile>+91-987654321</mobile>
</contact>
</organization>
XML;
// Create new DOMDocument
$dom = new DOMDocument;
// Load the XML document
$dom->loadXML($xml);
// Use getElementsByTagName() function to search
// all elements with given local tag name
$org = $dom->getElementsByTagName('contact');
foreach ($org as $contact) {
echo $contact->nodeValue, PHP_EOL;
}
?>
Output:
Reference: https://www.php.net/manual/en/domdocument.getelementsbytagname.phpabc@geeksforgeeks.org +91-987654321