Memcached::decrement

(PECL memcached >= 0.1.0)

Memcached::decrement — 锟斤拷小锟斤拷值元锟截碉拷值

说锟斤拷

public Memcached::decrement ( string $key [, int $offset = 1 ] ) : int

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锟斤拷锟斤拷

key

锟斤拷要锟斤拷小值锟斤拷元锟截碉拷key锟斤拷

offset

要锟斤拷锟斤拷小指锟斤拷元锟截碉拷值锟斤拷小锟斤拷锟劫★拷

锟斤拷锟斤拷值

锟缴癸拷时锟斤拷锟斤拷元锟斤拷锟铰碉拷值锟斤拷 锟斤拷锟斤拷锟斤拷失锟斤拷时锟斤拷锟斤拷 FALSE锟斤拷 锟斤拷锟絢ey锟斤拷锟斤拷锟节ｏ拷Memcached::getResultCode()锟斤拷锟斤拷Memcached::RES_NOTFOUND锟斤拷

锟斤拷锟斤拷

Example #1 Memcached::decrement() 示锟斤拷

<?php
$m = new Memcached();
$m->addServer('localhost', 11211);

$m->set('counter', 5);
$m->decrement('counter');
var_dump($m->get('counter'));

$m->decrement('counter', 10);
var_dump($m->get('counter'));
?>

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