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<?php $memc1 = new Memcached("test"); $memc1->setOption(Memcached::OPT_PREFIX_KEY, 'php'); var_dump($memc1->getOption(Memcached::OPT_PREFIX_KEY)); $memc2 = new Memcached("test"); var_dump($memc2->getOption(Memcached::OPT_PREFIX_KEY)); $memc3 = new Memcached(); var_dump($memc3->getOption(Memcached::OPT_PREFIX_KEY));

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