Memcached
PHP Manual

Memcached::increment

(PECL memcached >= 0.1.0)

Memcached::incrementIncrement numeric item's value

Descrição

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.

Parâmetros

key

The key of the item to increment.

offset

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

Valor Retornado

Returns new item's value on success or FALSE on failure. The Memcached::getResultCode will return Memcached::RES_NOTFOUND if the key does not exist.

Exemplos

Exemplo #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');
?>

O exemplo acima irá imprimir:

int(11)
string(1) "1"

Veja Também


Memcached
PHP Manual