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PHP | XMLWriter endDtdElement() Function

  • Last Updated : 18 Mar, 2020

The XMLWriter::endDtdElement() function is an inbuilt function in PHP which is used to end current DTD element. DTD stands for Document Type Definition which defines the structure and the legal elements and attributes of an XML document. DTD aren’t visible in a webpage because they act like comments.

Syntax:

bool XMLWriter::endDtdElement( void )

Parameters: This function doesn’t accept any parameter.

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

Below examples illustrate the XMLWriter::endDtdElement() function in PHP:



Example 1:




<?php
  
// Create a new XMLWriter instance
$writer = new XMLWriter();
     
// Create the output stream as PHP
$writer->openURI('php://output');
     
// Start the document
$writer->startDocument('1.0', 'UTF-8');
  
// Start the Dtd Element
$writer->startDtdElement('div');
  
// End the Dtd Element
$writer->endDtdElement();
     
// End the document
$writer->endDocument();
?>

Output:

<?xml version="1.0" encoding="UTF-8"?>
<!ELEMENT div>

Example 2:




<?php
  
// Create a new XMLWriter instance
$writer = new XMLWriter();
     
// Create the output stream as PHP
$writer->openURI('php://output');
     
// Start the document
$writer->startDocument('1.0', 'UTF-8');
  
// Start the Dtd Element
$writer->startDtdElement('element_not_visible');
  
// End the Dtd Element
$writer->endDtdElement();
  
// Add text to Document
$writer->text('Hello World !');
     
// End the document
$writer->endDocument();
?>

Output:

<?xml version="1.0" encoding="UTF-8"?>
<!ELEMENT element_not_visible>Hello World !

Reference: https://www.php.net/manual/en/function.xmlwriter-end-dtd-element.php




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