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 // Loading XML document to $user $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; // Creating new SimpleXMLElement object from $user $xml = new SimpleXMLElement( $user );
// Printing as XML 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 // 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 ->asXML();
echo $xml ->asXML( 'savexmltofile.xml' );
?> |
Output:
user123 firstname lastname +91-9876543210 I am John Doe. Live in Kolkata, India. 1
Saved XML file: