PHP | DOMImplementation __construct() Function

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The DOMImplementation::__construct() function is an inbuilt function in PHP which is used to create a new DOMImplementation object.

Syntax:

 DOMImplementation::__construct( void )

Parameters: This function doesn’t accept any parameter.

Below examples illustrate the DOMImplementation::__construct() function in PHP:

Example 1:

<?php 
  
// Create a DOMImplementation instance 
$documentImplementation = new DOMImplementation(); 
  
// Create a document 
$document = $documentImplementation->createDocument(null, 'html'); 
  
// Get the document element 
$html = $document->documentElement; 
  
// Create few element 
$heading = $document->createElement('h1'); 
$text = $document->createTextNode('zambiatek'); 
  
// Append the children 
$heading->appendChild($text); 
$html->appendChild($heading); 
  
// Render the XML 
echo $document->saveXML(); 
?> 

Output:

Example 2:

<?php 
// Create a DOMImplementation instance 
$documentImplementation = new DOMImplementation(); 
  
// Create a document 
$document = $documentImplementation->createDocument(null, 'html'); 
  
// Get the document element 
$html = $document->documentElement; 
  
// Create few element 
$head = $document->createElement('head'); 
$title = $document->createElement('title'); 
$text = $document->createTextNode('zambiatek'); 
$body = $document->createElement('body'); 
  
// Append the children 
$title->appendChild($text); 
$head->appendChild($title); 
$html->appendChild($head); 
$html->appendChild($body); 
  
// Render the XML 
echo $document->saveXML(); 
?> 

Output:

Reference: https://www.php.net/manual/en/domimplementation.construct.php

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