PHP | DOMDocument __construct() Function

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

Syntax:

public DOMDocument::__construct( string $version, string $encoding )

Parameters: This function accepts two parameters as mentioned above and described below:

  • $version: This parameter holds the version of the document as part of the XML declaration.
  • $encoding: This parameter holds the document encoding as part of the XML declaration.

Below programs illustrate the DOMDocument::__construct() function in PHP:

Program 1:



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<?php
  
// Create new DOMDocument
$dom = new DOMDocument('1.0', 'iso-8859-1');
  
// Display the output
echo $dom->saveXML();
  
?>

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Output:

<?xml version="1.0" encoding="iso-8859-1"?>

Program 2:

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<?php
  
// Create new DOMDocument
$dom = new DOMDocument('1.0', 'iso-8859-1');
  
// Set xmlStandalone() function to True
$dom->xmlStandalone = "true";
  
// Display the output
echo $dom->saveXML();
  
?>

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Output:

<?xml version="1.0" encoding="iso-8859-1" standalone="no"?>

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

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