DOMNodeList::item
(PHP 5, PHP 7, PHP 8)
DOMNodeList::item — Retrieves a node specified by index
Description
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
Example #1 Traversing all the entries of the table
<?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";
}
?>Example #2 Accessing item with array syntax
<?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";
}
?>Example #3 Traversing items with foreach
<?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:
Title Author Language ISBN The Grapes of Wrath John Steinbeck en 0140186409 The Pearl John Steinbeck en 014017737X Samarcande Amine Maalouf fr 2253051209
↑ and ↓ to navigate • Enter to select • Esc to close • / to open