PHP | XMLReader moveToAttribute() Function

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

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

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Filename: index.php

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<?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;
    }
}
?>

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Output:

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

Program 2:
Filename: data.xml

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

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Filename: index.php

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<?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;
    }
}
?>

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Output:

value

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




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