wincache_ucache_delete
PHP function
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(PECL wincache >= 1.1.0)
Deletes variables from the user cache
Description
wincache_ucache_delete(mixed $key): bool
Deletes the elements in the user cache pointed by key.
Parameters
keyThe
keythat was used to store the variable in the cache.keyis case sensitive.keycan be an array of keys.
Return Values
Success
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
<?php
wincache_ucache_set('foo', 'bar');
var_dump(wincache_ucache_delete('foo'));
var_dump(wincache_ucache_exists('foo'));
?>The above example will output:
output
bool(true)
bool(false)Usingwincache_ucache_delete() with key as an array
php
<?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:
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
<?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:
output
array(2) { [0]=> string(6) "yellow"
[1]=> string(4) "cyan" }