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Memcache::increment

(no version information, might be only in CVS)

Memcache::increment -- Increment item's value

Описание

int Memcache::increment ( string key [, int value] )

Memcache::increment() increments value of the item on the specified value. If item with key key was not numeric and cannot be converted to number, it will change it's value to value. Memcache::increment() does not create an item if it didn't exist.

Замечание: Do not use Memcache::increment() with item, which was stored compressed, because consequent call to Memcache::get() will fail.

Also you can use memcache_increment() function.

Список параметров

key

Key of the item to increment.

value

Increment the item by value. Optional and defaults to 1.

Возвращаемые значения

Returns new item's value on success or FALSE on failure.

Примеры

Пример 1. Memcache::increment() example

<?php

/* procedural API */
$memcache_obj = memcache_connect('memcache_host', 11211);
/* increment counter by 2 */
$current_value = memcache_increment($memcache_obj, 'counter', 2);

/* OO API */
$memcache_obj = new Memcache;
$memcache_obj->connect('memcache_host', 11211);
/* increment counter by 3 */
$current_value = $memcache_obj->increment('counter', 3);

?>

Смотрите также

Memcache::decrement()
Memcache::replace()



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Memcache::pconnect> <Memcache::getVersion
Last updated: Sat, 27 Jan 2007
 
 
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11 июля 2007
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