PHP | XMLWriter startAttribute() Function

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The XMLWriter::startAttribute() function is an inbuilt function in PHP which is used to start attribute. This attribute can be later closed with XMLWriter::endAttribute() function.

Syntax:

bool XMLWriter::startAttribute( string $name )

Parameters: This function accepts a single parameter $name which holds the name of attribute.

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

Below examples illustrate the XMLWriter::startAttribute() 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('div'); 
  
// Start the attribute 
$writer->startAttribute('attrib'); 
  
// Add value to the attribute 
$writer->text('value'); 
  
// End the attribute 
$writer->endAttribute(); 
  
// End the element 
$writer->endElement(); 
  
// End the document 
$writer->endDocument(); 
?> 

Output:

<?xml version="1.0" encoding="UTF-8"?>
<div attrib="value"/>

Example 2: In this example we will add styling to the element

<?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 h1 element 
$writer->startElement('h1'); 
  
// Start the style attribute 
$writer->startAttribute('style'); 
  
// Add value to the attribute 
$writer->text('color:green'); 
  
// End the attribute 
$writer->endAttribute(); 
  
// Add value to the element 
$writer->text('zambiatek'); 
  
// End the element 
$writer->endElement(); 
  
// End the document 
$writer->endDocument(); 
?> 

Output:

Reference: https://www.php.net/manual/en/function.xmlwriter-start-attribute.php

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