wincache_ucache_cas

(PECL wincache >= 1.1.0)

wincache_ucache_cas Compares the variable with old value and assigns new value to it

Descrizione

wincache_ucache_cas(string $key, int $old_value, int $new_value): bool

Compares the variable associated with the key with old_value and if it matches then assigns the new_value to it.

Elenco dei parametri

key

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

old_value

Old value of the variable pointed by key in the user cache. The value should be of type long, otherwise the function returns false.

new_value

New value which will get assigned to variable pointer by key if a match is found. The value should be of type long, otherwise the function returns false.

Valori restituiti

Restituisce true in caso di successo, false in caso di fallimento.

Esempi

Example #1 Using wincache_ucache_cas()

<?php
wincache_ucache_set
('counter'2922);
var_dump(wincache_ucache_cas('counter'29221));
var_dump(wincache_ucache_get('counter'));
?>

Il precedente esempio visualizzerĂ :

bool(true) 
int(1)

Vedere anche:

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