DOMDocument::getElementsByTagName

(PHP 5, PHP 7)
Searches for all elements with given local tag name
public DOMNodeList DOMDocument::getElementsByTagName ( string $name )

This function returns a new instance of class DOMNodeList containing all the elements with a given local tag name.

Parameters:
name

The local name (without namespace) of the tag to match on. The special value * matches all tags.

Returns:

A new DOMNodeList object containing all the matched elements.

Examples:
Basic Usage Example
<?php
$xml = <<< XML
<?xml version="1.0" encoding="utf-8"?>
<books>
 <book>Patterns of Enterprise Application Architecture</book>
 <book>Design Patterns: Elements of Reusable Software Design</book>
 <book>Clean Code</book>
</books>
XML;

$dom = new DOMDocument;
$dom->loadXML($xml);
$books = $dom->getElementsByTagName('book');
foreach ($books as $book) {
    echo $book->nodeValue, PHP_EOL;
}
?>

The above example will output:

Patterns of Enterprise Application Architecture
Design Patterns: Elements of Reusable Software Design
Clean Code
See also:

DOMDocument::getElementsByTagNameNS() -

doc_php
2016-02-24 16:14:41
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