Dom\TokenList::item

    (PHP 8 >= 8.4.0)

    Dom\TokenList::item — Returns a token from the list

    Descrizione

    public Dom\TokenList::item(int $index): ?string

    Returns a token from the list at index.

    Elenco dei parametri

    index
    The token index.

    Valori restituiti

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

    Esempi

    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),
    );
    ?>

    Il precedente esempio visualizzerà:

    string(9) "font-bold"
NULL

    Note

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

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