APCUIterator::__construct

(PECL apcu >= 5.0.0)

APCUIterator::__construct — Constructs an APCUIterator iterator object

说明

public 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.

参数

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.

范例

示例 #1 A APCUIterator::__construct() example


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

参见

apcu_exists() - Checks if entry exists
apcu_cache_info() - 从 APCu 存储中获取缓存信息

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官方地址：https://www.php.net/manual/en/apcuiterator.construct.php

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APCUIterator::__construct

说明

参数

范例

参见

User Contributed Notes