wincache_ucache_delete

(PECL wincache >= 1.1.0)

wincache_ucache_delete Deletes variables from the user cache

Descrizione

wincache_ucache_delete(mixed $key): bool

Deletes the elements in the user cache pointed by key.

Elenco dei parametri

key

The key that was used to store the variable in the cache. key is case sensitive. key can be an array of keys.

Valori restituiti

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

If key is an array then the function returns false if every element of the array fails to get deleted from the user cache, otherwise returns an array which consists of all the keys that are deleted.

Esempi

Example #1 Using wincache_ucache_delete() with key as a string

<?php
wincache_ucache_set
('foo', 'bar');
var_dump(wincache_ucache_delete('foo'));
var_dump(wincache_ucache_exists('foo'));
?>

Il precedente esempio visualizzerĂ :

bool(true)
bool(false)

Example #2 Usingwincache_ucache_delete() with key as an array

<?php
$array1
= array('green' => '5', 'blue' => '6', 'yellow' => '7', 'cyan' => '8');
wincache_ucache_set($array1);
$array2 = array('green', 'blue', 'yellow', 'cyan');
var_dump(wincache_ucache_delete($array2));
?>

Il precedente esempio visualizzerĂ :

array(4) { [0]=> string(5) "green" 
           [1]=> string(4) "Blue" 
           [2]=> string(6) "yellow" 
           [3]=> string(4) "cyan" } 

Example #3 Using wincache_ucache_delete() with key as an array where some elements cannot be deleted

<?php
$array1
= array('green' => '5', 'blue' => '6', 'yellow' => '7', 'cyan' => '8');
wincache_ucache_set($array1);
$array2 = array('orange', 'red', 'yellow', 'cyan');
var_dump(wincache_ucache_delete($array2));
?>

Il precedente esempio visualizzerĂ :

array(2) { [0]=> string(6) "yellow" 
           [1]=> string(4) "cyan" }

Vedere anche:

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