wincache_ucache_delete

(PECL wincache >= 1.1.0)

wincache_ucache_delete — Deletes variables from the user cache

Описание

wincache_ucache_delete ( mixed $key ) : bool

Deletes the elements in the user cache pointed by key.

Список параметров

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

Возвращаемые значения

Возвращает true в случае успешного завершения или false в случае возникновения ошибки.

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.

Примеры

Пример #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'));
?>

Результат выполнения данного примера:

bool(true)
bool(false)

Пример #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));
?>

Результат выполнения данного примера:

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

Пример #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));
?>

Результат выполнения данного примера:

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

Смотрите также

wincache_ucache_set() - Adds a variable in user cache and overwrites a variable if it already exists in the cache
wincache_ucache_add() - Adds a variable in user cache only if variable does not already exist in the cache
wincache_ucache_get() - Gets a variable stored in the user cache
wincache_ucache_clear() - Deletes entire content of the user cache
wincache_ucache_exists() - Checks if a variable exists in the user cache
wincache_ucache_meminfo() - Retrieves information about user cache memory usage
wincache_ucache_info() - Retrieves information about data stored in the user cache