PHP | SimpleXMLElement saveXML() Function

The SimpleXMLElement::saveXML() function is an inbuilt function in PHP which return well-formed XML string from a SimpleXML object. It is an alias of SimpleXMLElement::asXML() function. Syntax:

mixed SimpleXMLElement::saveXML( string $filename )

Parameter: This function accepts single parameter $filename which is optional. It specified this function save data to the file instead of returning as XML. Return Value: This function returns a string representing the data and filename if it is specified on success or returns False on failure. Note: This function is available for PHP 5.0.1 and newer version. Below programs illustrate the SimpleXMLElement::saveXML() function in PHP: Program 1: php

<?php

// Loading XML document to $user
$user = <<<XML
<user>
    <username> user123 </username>
    <name> firstname lastname </name>
    <phone> +91-9876543210 </phone>
    <detail> I am John Doe. Live in Kolkata, India. </detail>
</user>
XML;

// Creating new SimpleXMLElement object from $user
$xml = new SimpleXMLElement($user);

// Printing as XML
echo $xml->saveXML();
echo $xml->saveXML('savexmltofile.xml');
?>

Output:

user123 firstname lastname +91-9876543210 I am John Doe. Live in Kolkata, India. 1

Saved XML file: Program 2: Save XML filename by using sample.xml html

<?xml version="1.0"?>
<user>
    <username> user123 </username>
    <name> firstname lastname </name>
    <phone> +91-9876543210 </phone>
    <detail> I am John Doe. Live in Kolkata, India. </detail>
</user>

index.php php

<?php

// Loading XML document from sample.xml to $user
// and creating new SimpleXMLElement object
$xml = new SimpleXMLElement("sample.xml", 0, TRUE);

// Printing data as xml document
echo $xml->saveXML();
echo $xml->saveXML('savexmltofile.xml');
?>

Output:

user123 firstname lastname +91-9876543210 I am John Doe. Live in Kolkata, India. 1

saved XML file: Reference: https://www.php.net/manual/en/simplexmlelement.asxml.php