APCUIterator::__construct
(PECL apcu >= 5.0.0)
APCUIterator::__construct — Constructs an APCUIterator iterator object
Description
public APCUIterator::__construct ([ mixed $search = null [, int $format = APC_ITER_ALL [, int $chunk_size = 100 [, int $list = APC_LIST_ACTIVE ]]]] )
Constructs an APCUIterator object.
Parameters
-
search -
A PCRE regular expression that matches against APCu key names, either as a string for a single regular expression, or as an array of regular expressions. Or, optionally pass in
nullto 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_ACTIVEorAPC_LIST_DELETED.
Return Values
An APCUIterator object on success, or null on failure.
Examples
Example #1 A APCUIterator::__construct() example
<?php
foreach (new APCUIterator('/^counter\./') as $counter) {
echo "$counter[key]: $counter[value]\n";
apc_dec($counter['key'], $counter['value']);
}
?> See Also
- apcu_exists() - Checks if entry exists
- apcu_cache_info() - Retrieves cached information from APCu's data store
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/apcuiterator.construct.php