Constructs an APCUIterator iterator object

# APCUIterator::__construct

(PECL apcu >= 5.0.0)

APCUIterator::__construct — Constructs an APCUIterator iterator object

### Beschreibung

public function APCUIterator::__construct(
array|string|null `$search` = `null`,
int `$format` = APC_ITER_ALL,
int `$chunk_size` = 100,
int `$list` = APC_LIST_ACTIVE
)

Constructs an APCUIterator object.

### Parameter-Liste

`search`
  Either a PCRE regular expression that matches against APCu key names, given as a String. Or an Array of Strings with APCu key names. Or, optionally `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` or `APC_LIST_DELETED`.

### Beispiele

Beispiel #1 A APCUIterator::__construct() example

    <?php
    foreach (new APCUIterator('/^counter\./') as $counter) {
        echo "$counter[key]: $counter[value]\n";
        apc_dec($counter['key'], $counter['value']);
    }
    ?>

### Siehe auch

- apcu_exists() - Checks if entry exists
- apcu_cache_info() - Ruft zwischengespeicherte Informationen aus dem Datenspeicher von APCu ab

`↑` and `↓` to navigate • `Enter` to select • `Esc` to close • `/` to open