PHP Manual: Returns a token from the list

Description

public stringnull Dom\TokenList::item(int $index)

Returns a token from the list at index.

Parameters

index: The token index.

Return Values

Returns the token at index or null when the index is out of bounds.

Examples

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

Notes

Note: This method is equivalent to using array access syntax.