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PHP | XMLWriter openUri() Function
  • Last Updated : 18 Mar, 2020

The XMLWriter::openUri() function is an inbuilt function in PHP which is used to create a new XMLWriter using source URI for output. In simple words, this function decides how to output the XML to user, it can be through a browser or directly to a file.

Syntax:

bool XMLWriter::openUri( string $uri )

Parameters:This function accepts a single parameter $uri which holds the uri for output.

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

Below examples illustrate the XMLWriter::openUri() 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 a element
$writer->startElement('i');
   
// Add value to the element
$writer->text('GeeksforGeeks');
   
// End the element
$writer->endElement();
   
// End the document
$writer->endDocument();
?>

Output:

GeeksforGeeks

Example 2:




<?php
  
// Create a new XMLWriter instance
$writer = new XMLWriter();
   
// Create the output stream to a file
$writer->openURI('new.xml');
   
// Start the document
$writer->startDocument('1.0', 'UTF-8');
   
// Start a element
$writer->startElement('div');
   
// Add value to the element
$writer->text('Hello World');
   
// End the element
$writer->endElement();
   
// End the document
$writer->endDocument();
?>

Output: This will create a new file called new.xml in the same folder with the following content

Reference: https://www.php.net/manual/en/function.xmlwriter-open-uri.php




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