Memcached
PHP Manual

Memcached::increment

(PECL memcached >= 0.1.0)

Memcached::incrementIncrement numeric item's value

Descrierea

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

Memcached::increment() increments a numeric item's value by the specified offset. If the item's value is not numeric, it is treated as if the value were 0. Memcached::increment() will fail if the item does not exist.

Parametri

key

The key of the item to increment.

offset

The amount by which to increment the item's value.

Valorile întoarse

Returns new item's value on success sau FALSE în cazul eșecului. The Memcached::getResultCode() will return Memcached::RES_NOTFOUND if the key does not exist.

Exemple

Example #1 Memcached::increment() example

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

$m->set('counter'0);
$m->increment('counter');
$m->increment('counter'10);
var_dump($m->get('counter'));

$m->set('key''abc');
$m->increment('counter');
?>

Exemplul de mai sus va afișa:

int(11)
string(1) "1"

Vedeți de asemenea


Memcached
PHP Manual