APCIterator::__construct
APCIterator::__construct
(PECL apc >= 3.1.1)
APCIterator::__construct — Constructs an APCIterator iterator object
Description
public APCIterator::__construct ( string $cache [, mixed $search = null [, int $format = APC_ITER_ALL [, int $chunk_size = 100 [, int $list = APC_LIST_ACTIVE ]]]] )
Constructs an APCIterator object.
Parameters
-
cache
-
The cache type, which will be user or file.
-
search
-
A PCRE regular expression that matches against APC key names, either as a string for a single regular expression, or as an array of regular expressions. Or, optionally pass in
NULL
to skip the search. -
format
-
The desired format, as configured with one or more of the APC_ITER_* constants.
-
chunk_size
-
The chunk size. Must be a value greater than 0. The default value is 100.
-
list
-
The type to list. Either pass in
APC_LIST_ACTIVE
orAPC_LIST_DELETED
.
Return Values
An APCIterator object on success, or NULL
on failure.
Examples
Example #1 A APCIterator::__construct() example
<?php foreach (new APCIterator('user', '/^counter\./') as $counter) { echo "$counter[key]: $counter[value]\n"; apc_dec($counter['key'], $counter['value']); } ?>
See Also
- apc_exists() - Checks if APC key exists
- apc_cache_info() - Retrieves cached information from APC's data store
© 1997–2017 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/apciterator.construct.php