PHP 5.4.36 Released

wincache_ucache_cas

(PECL wincache >= 1.1.0)

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

Description

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.

Parameters

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.

Return Values

Returns TRUE on success or FALSE on failure.

Examples

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'));
?>

The above example will output:

bool(true) 
int(1)

See Also

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