WinCache Funzioni
PHP Manual

wincache_ucache_dec

(PECL wincache >= 1.1.0)

wincache_ucache_dec Decrements the value associated with the key

Descrizione

mixed wincache_ucache_dec ( string $key [, int $dec_by = 1 [, bool &$success ]] )

Decrements the value associated with the key by 1 or as specified by dec_by.

Elenco dei parametri

key

The key that was used to store the variable in the cache. key is case sensitive.

dec_by

The value by which the variable associated with the key will get decremented. If the argument is a floating point number it will be truncated to nearest integer. The variable associated with the key should be of type long, otherwise the function fails and returns FALSE.

success

Will be set to TRUE on success and FALSE on failure.

Valori restituiti

Returns the decremented value on success and FALSE on failure.

Esempi

Example #1 Using wincache_ucache_dec()

<?php
wincache_ucache_set
('counter'1);
var_dump(wincache_ucache_dec('counter'2923$success));
var_dump($success);
?>

Il precedente esempio visualizzerĂ :

int(2922) 
bool(true)

Vedere anche:


WinCache Funzioni
PHP Manual