MultipleIterator::attachIterator

    (PHP 5 >= 5.3.0, PHP 7, PHP 8)

    MultipleIterator::attachIterator — Attaches iterator information

    Açıklama

    public MultipleIterator::attachIterator(Iterator $iterator, string|int|null $info = null): void

    Attaches iterator information.

    Uyarı

    Bu işlev hala belgelendirilmemiştir; sadece bağımsız değişken listesi mevcuttur.

    Bağımsız Değişkenler

    iterator

    The new iterator to attach.

    info

    The associative information for the Iterator, which must be an int, a string, or null.

    Dönen Değerler

    Description...

    Hatalar/İstisnalar

    An IllegalValueException if the iterator parameter is invalid, or if info is already associated information.

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    User Contributed Notes 1 note

    up
    7
    andresdzphp at php dot net
    13 years ago
    <?php
    $ait_id     = new ArrayIterator(array('c1001', 'c1002', 'c1003'));
    $ait_name = new ArrayIterator(array('apple', 'orange', 'banana'));
    $ait_units = new ArrayIterator(array(756, 996, 2345));

    $mit = new MultipleIterator(MultipleIterator::MIT_KEYS_ASSOC);
    $mit->attachIterator($ait_id, "ID");
    $mit->attachIterator($ait_name, "NAME");
    $mit->attachIterator($ait_units, "UNITS");

    echo     $mit->countIterators() . "\n"; //3

    if ($mit->containsIterator($ait_id)) { //true
    echo "ait_id iterator attached \n";
    }

    foreach (    $mit as $fruit) {
    echo     "<pre>";
    print_r($fruit);
    echo     "</pre>";
    }
    ?>

    Result:

    3
    ait_id iterator attached

    Array
    (
    [ID] => c1001
    [NAME] => apple
    [UNITS] => 756
    )
    Array
    (
    [ID] => c1002
    [NAME] => orange
    [UNITS] => 996
    )
    Array
    (
    [ID] => c1003
    [NAME] => banana
    [UNITS] => 2345
    )
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