PHP | SimpleXMLElement asXML() Function
Last Updated :
23 May, 2019
Pre-requisite: Read XML
The SimpleXMLElement::asXML() function is an inbuilt function in PHP which returns well-formed XML string from a SimpleXML object.
Syntax:
mixed SimpleXMLElement::asXML( $filename )
Parameters: 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: It 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.
Example 1:
<?php
$user = <<<XML
<user>
<username> user123 </username>
<name> firstname lastname </name>
<phone> +91-XXXXXXXXXX </phone>
<detail>
I am John Doe. Live in Kolkata, India.
</detail>
</user>
XML;
$xml = new SimpleXMLElement( $user );
echo $xml ->asXML();
echo $xml ->asXML( 'savexmltofile.xml' );
?>
|
Output:
user123 firstname lastname +91-XXXXXXXXXX I am John Doe. Live in Kolkata, India. 1
Saved XML file:
Example 2: Save XML filename by using sample.xml
<? xml version = "1.0" ?>
< user >
< username > user123 </ username >
< name > firstname lastname </ name >
< phone > +91-XXXXXXXXXX </ phone >
< detail >
I am John Doe. Live in Kolkata, India.
</ detail >
</ user >
|
index.php
<?php
$xml = new SimpleXMLElement( "sample.xml" , 0, TRUE);
echo $xml ->asXML();
echo $xml ->asXML( 'savexmltofile.xml' );
?>
|
Output:
user123 firstname lastname +91-9876543210 I am John Doe. Live in Kolkata, India. 1
Saved XML file:
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