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    Memcached::setOption

    (PECL memcached >= 0.1.0)

    Memcached::setOption — Set a Memcached option

    Descrizione

    public Memcached::setOption(int $option, mixed $value): bool

    This method sets the value of a Memcached option. Some options correspond to the ones defined by libmemcached, and some are specific to the extension.

    Elenco dei parametri

    option

    One of the Memcached::OPT_* constant. See Memcached Constants for more information.

    value

    The value to be set.

    Nota:

    The options listed below require values specified via constants.

    • Memcached::OPT_HASH requires Memcached::HASH_* values.
    • Memcached::OPT_DISTRIBUTION requires Memcached::DISTRIBUTION_* values.

    Valori restituiti

    Restituisce true in caso di successo, false in caso di fallimento.

    Esempi

    Example #1 Setting a Memcached option

    <?php
    $m     = new Memcached();
    var_dump($m->getOption(Memcached::OPT_HASH) == Memcached::HASH_DEFAULT);
    $m->setOption(Memcached::OPT_HASH, Memcached::HASH_MURMUR);
    $m->setOption(Memcached::OPT_PREFIX_KEY, "widgets");
    echo     "Prefix key is now: ", $m->getOption(Memcached::OPT_PREFIX_KEY), "\n";
    ?>

    Il precedente esempio visualizzerà:

    bool(true)
Prefix key is now: widgets

    Vedere anche:

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    User Contributed Notes 1 note

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    Harry Fuecks
    14 years ago
    Be warned that setting the option Memcached::OPT_DISTRIBUTION to Memcached::DISTRIBUTION_CONSISTENT can carry a significant performance hit so is best used with persistent connections. More details at http://github.com/andreiz/php-memcached/issues#issue/14
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