PHP | XMLReader isValid() Function

PHP | XMLReader moveToAttribute() Function

Last Updated : 26 Mar, 2020

The XMLReader::moveToAttribute() function is an inbuilt function in PHP which is used to move cursor to a named attribute. Syntax:

bool XMLReader::moveToAttribute( string $name )

Parameters: This function accepts a single parameter $name which holds the name of the attribute. Return Value: This function returns TRUE on success or FALSE on failure. Below given programs illustrate the XMLReader::moveToAttribute() function in PHP: Program 1: Filename: data.xml

html

<?xml version="1.0" encoding="utf-8"?>
<div>
    <h1> GeeksforGeeks </h1>
</div>

Filename: index.php

php

<?php

// Create a new XMLReader instance
$XMLReader = new XMLReader();

// Open the XML file
$XMLReader->open('data.xml');

// Iterate through the XML nodes
while ($XMLReader->read()) {
    if ($XMLReader->nodeType == XMLREADER::ELEMENT) {

        // Move to attribute of name "class"
        $XMLReader->moveToAttribute("class");

        // Output the value to browser
        echo $XMLReader->value;
    }
}
?>

Output:

// Empty string because there is no attribute with given name.

Program 2: Filename: data.xml

html

<?xml version="1.0" encoding="utf-8"?>
<div>
    <h1 attrib="value"> My Text </h1>
</div>

Filename: index.php

php

<?php
// Create a new XMLReader instance
$XMLReader = new XMLReader();

// Open the XML file
$XMLReader->open('data.xml');

// Iterate through the XML nodes
while ($XMLReader->read()) {
    if ($XMLReader->nodeType == XMLREADER::ELEMENT) {

        // Move to attribute of name "attrib"
        $XMLReader->moveToAttribute("attrib");

        // Output the value to browser
        echo $XMLReader->value;
    }
}
?>

Output:

value

Reference: https://www.php.net/manual/en/xmlreader.movetoattribute.php

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