SplObjectStorage::removeAllExcept

    (PHP 5 >= 5.3.6, PHP 7, PHP 8)

    SplObjectStorage::removeAllExcept — Removes all objects except for those contained in another storage from the current storage

    Açıklama

    publicSplObjectStorage::removeAllExcept(SplObjectStorage$storage): int

    Removes all objects except for those contained in another storage from the current storage.

    Bağımsız Değişkenler

    storage

    The storage containing the elements to retain in the current storage.

    Dönen Değerler

    Returns the number of remaining objects.

    Örnekler

    Örnek 1 SplObjectStorage::removeAllExcept() example

    <?php
    $a     = (object) 'a';
    $b = (object) 'b';
    $c = (object) 'c';

    $foo = new SplObjectStorage;
    $foo->attach($a);
    $foo->attach($b);

    $bar = new SplObjectStorage;
    $bar->attach($b);
    $bar->attach($c);

    $foo->removeAllExcept($bar);
    var_dump($foo->contains($a));
    var_dump($foo->contains($b));
    ?>

    Yukarıdaki örnek şuna benzer bir çıktı üretir:

    bool(false) bool(true)
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