= 4.0.0)apcu_fetch — Fetch a stored variable from the cache 說明apcu_fetch(mixed $key, bool &$success = ?): mixedFetches an entry ">
(PECL apcu >= 4.0.0)
apcu_fetch — Fetch a stored variable from the cache
key
The key
used to store the value (with
apcu_store()). If an array is passed then each
element is fetched and returned.
success
Set to true
in success and false
in failure.
The stored variable or array of variables on success; false
on failure
版本 | 說明 |
---|---|
PECL apcu 3.0.17 |
The success parameter was added.
|
示例 #1 A apcu_fetch() example
<?php
$bar = 'BAR';
apcu_store('foo', $bar);
var_dump(apcu_fetch('foo'));
?>
以上例程會(huì)輸出:
string(3) "BAR"