[edit] Last updated: Sun, 19 May 2013

Memcached::setOption

(PECL memcached >= 0.1.0)

Memcached::setOption — Set a Memcached option

Descrizione

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

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. See Memcached Constants for more information.

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:

Memcached::getOption() - Retrieve a Memcached option value
Memcached::setOptions() - Set Memcached options
Memcached Constants

add a note User Contributed Notes Memcached::setOption - [1 notes]

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Harry Fuecks ¶

2 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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