(PHP 8 >= 8.4.0)
Dom\TokenList::item — Returns a token from the list
public Dom\TokenList::item(int $index): ?string
Returns a token from the list at index.
index Returns the token at index or null when the index is out of bounds.
Example #1 Dom\TokenList::item() example
Accesses a valid index and an invalid index.
<?php
$dom = Dom\HTMLDocument::createFromString('<p class="font-bold important"></p>', LIBXML_NOERROR);
$p = $dom->body->firstChild;
$classList = $p->classList;
var_dump(
$classList->item(0),
$classList->item(100),
);
?> The above example will output:
string(9) "font-bold" NULL
Note: This method is equivalent to using array access syntax.
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https://www.php.net/manual/en/dom-tokenlist.item.php