wincache_ucache_delete

(PECL wincache >= 1.1.0)
Deletes variables from the user cache
bool wincache_ucache_delete ( mixed $key )

Deletes the elements in the user cache pointed by key.

Parameters:
key

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

Returns:

Returns TRUE on success or FALSE on failure.

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.

Examples:
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'));
?>

The above example will output:

bool(true)
bool(false)
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));
?>

The above example will output:

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

The above example will output:

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

wincache_ucache_set() -

wincache_ucache_add() -

wincache_ucache_get() -

wincache_ucache_clear() -

wincache_ucache_exists() -

wincache_ucache_meminfo() -

wincache_ucache_info() -

doc_php
2016-02-24 15:54:16
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