PHP 7.2.7 Released

wincache_ucache_cas

(PECL wincache >= 1.1.0)

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

Descrição

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

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

Parâmetros

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.

Valor Retornado

Retorna TRUE em caso de sucesso ou FALSE em caso de falha.

Exemplos

Exemplo #1 Using wincache_ucache_cas()

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

O exemplo acima irá imprimir:

bool(true) 
int(1)

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