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(PECL apcu >= 4.0.0)
apcu_fetch — Fetch a stored variable from the cache
$key
[, bool &$success
] )Fetchs an entry 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
Example #1 A apcu_fetch() example
<?php
$bar = 'BAR' ;
apcu_store ( 'foo' , $bar );
var_dump ( apcu_fetch ( 'foo' ));
?>
以上例程会输出:
string(3) "BAR"
版本 | 说明 |
---|---|
3.0.17 |
The success parameter was added.
|