The XMLWriter::setIndentString() function is an inbuilt function in PHP which is used to set the string which will be used to indent each element/attribute of the resulting xml.
Syntax:
php
Output: Press Ctrl+U to see the XML
Example 2:
php
Output:
bool XMLWriter::setIndentString( string $indentString )Parameters: This function accepts a single parameter $indentString which holds the string to be used as indent. Return Value: This function returns TRUE on success or FALSE on failure. Below examples illustrate the XMLWriter::setIndentString() 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);
// Set the indent string
$writer->setIndentString('--->');
// Start a element
$writer->startElement('div');
// Start a element
$writer->startElement('div');
// Add value to the element
$writer->text('Hello World');
// End the element
$writer->endElement();
// End the element
$writer->endElement();
// End the document
$writer->endDocument();
?>
<?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('div');
// Start a element
$writer->startElement('div');
// Add value to the element
$writer->text('This is a multi-indented text.');
// End the element
$writer->endElement();
// End the element
$writer->endElement();
// End the element
$writer->endElement();
// End the document
$writer->endDocument();
?>