The XMLWriter::setIndent() function is an inbuilt function in PHP which is used to toggle indentation on/off in the XML document which is off by default.
Syntax:
php
Output:
php
Output:
bool XMLWriter::setIndent( bool $indent )Parameters: This function accepts a single parameter $indent which holds a boolean stating TRUE for enabling the indentation or FALSE for disabling the indentation. Return Value: This function returns TRUE on success or FALSE on failure. Below examples illustrate the XMLWriter::setIndent() 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');
// Enable the indents
$writer->setIndent(true);
// Start a element
$writer->startElement('div');
// Start a element
$writer->startElement('h1');
// Add value to the element
$writer->text('Indented Text');
// End the element
$writer->endElement();
// End the element
$writer->endElement();
// End the document
$writer->endDocument();
?>
<?xml version="1.0" encoding="UTF-8"?> <div> <h1>Indented Text</h1> </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');
// Enable the indents
$writer->setIndent(true);
// Set the indent string
$writer->setIndentString('******');
// Start a element
$writer->startElement('div');
// Start a element
$writer->startElement('p');
// Start a element
$writer->startElement('h1');
// Add value to the element
$writer->text('GeeksforGeeks');
// End the element
$writer->endElement();
// End the element
$writer->endElement();
// End the element
$writer->endElement();
// End the document
$writer->endDocument();
?>
<?xml version="1.0" encoding="UTF-8"?> <div> ******<p> ************<h1>GeeksforGeeks</h1> ******</p> </div>