PHP | DOMDocumentFragment appendXML() Function

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The DOMDocument::appendXML() function is an inbuilt function in PHP which is used to append raw XML data to a DOMDocumentFragment.

Syntax:

bool DOMDocumentFragment::appendXML( string $data )

Parameters: This function accepts a single parameter $data which holds the XML to append.

Return Value: This function returns TRUE on success or FALSE on failure.

Below given programs illustrate the DOMDocument::appendXML() function in PHP:

Program 1:

<?php 
  
// Create a new DOMDocument 
$doc = new DOMDocument; 
  
// Load the XML 
$doc->loadXML("<root/>"); 
  
// Create a Document Fragment 
$f = $doc->createDocumentFragment(); 
  
// Append the XML to fragment 
$f->appendXML( 
  "<h1>Heading 1</h1><strong>Strong text</strong>"); 
  
// Append the fragment to document 
$doc->documentElement->appendChild($f); 
  
// Save the XML 
echo $doc->saveXML();  
?> 

Output:

<?xml version="1.0"?>
<root><h1>Heading 1</h1><strong>Strong text</strong></root>

Program 2:

<?php 
  
// Create a new DOMDocument 
$doc = new DOMDocument; 
  
// Load the XML 
$doc->loadXML("<root/>"); 
  
// Create a Document Fragment 
$f = $doc->createDocumentFragment(); 
  
// Append the XML to fragment 
$f->appendXML("<h1 style=\"color: red\"> Red </h1>"); 
$f->appendXML("<h1 style=\"color: green\"> Green </h1>"); 
$f->appendXML("<h1 style=\"color: blue\"> Blue </h1>"); 
  
// Append the fragment to document 
$doc->documentElement->appendChild($f); 
  
// Save the XML 
echo $doc->saveXML();  
?> 

Output:

<?xml version="1.0"?>
<root>
    <h1 style="color: red"> Red </h1>
    <h1 style="color: green"> Green </h1>
    <h1 style="color: blue"> Blue </h1>
</root>

Reference: https://www.php.net/manual/en/domdocumentfragment.appendxml.php