DOMNodeList::item
PHP function
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(PHP 5, PHP 7, PHP 8)
Retrieves a node specified by index
Description
DOMNodeList::item(int $index): DOMElement|DOMNode|DOMNameSpaceNode|null
Retrieves a node specified by index within the DOMNodeList object.
Tip
If you need to know the number of nodes in the collection, use the length property of the DOMNodeList object.
Parameters
indexIndex of the node into the collection.
Return Values
The node at the indexth position in the DOMNodeList, or null if that is not a valid index.
Examples
Traversing all the entries of the table
php
<?php
$doc = new DOMDocument;
$doc->load('examples/book-docbook.xml');
$items = $doc->getElementsByTagName('entry');
for ($i = 0; $i < $items->length; $i++) {
echo $items->item($i)->nodeValue . "\n";
}
?>Accessing item with array syntax
php
<?php
$doc = new DOMDocument;
$doc->load('examples/book-docbook.xml');
$items = $doc->getElementsByTagName('entry');
for ($i = 0; $i < $items->length; $i++) {
echo $items[$i]->nodeValue . "\n";
}
?>Traversing items with Foreach
php
<?php
$doc = new DOMDocument;
$doc->load('examples/book-docbook.xml');
$items = $doc->getElementsByTagName('entry');
foreach ($items as $item) {
echo $item->nodeValue . "\n";
}
?>The above example will output:
output
Title
Author
Language
ISBN
The Grapes of Wrath
John Steinbeck
en
0140186409
The Pearl
John Steinbeck
en
014017737X
Samarcande
Amine Maalouf
fr
2253051209