PHP: apcu_fetch - Manual (original) (raw)

(PECL apcu >= 4.0.0)

apcu_fetch — Fetch a stored variable from the cache

Description

Parameters

key

The key used to store the value (withapcu_store()). If an array is passed then each element is fetched and returned.

success

Set to [true](reserved.constants.php#constant.true) in success and [false](reserved.constants.php#constant.false) in failure.

Return Values

The stored variable or array of variables on success; [false](reserved.constants.php#constant.false) on failure

Changelog

Examples

Example #1 A apcu_fetch() example

<?php $bar = 'BAR'; apcu_store('foo', $bar); var_dump(apcu_fetch('foo')); ?>

The above example will output:

See Also

• apcu_store() - Cache a variable in the data store
• apcu_delete() - Removes a stored variable from the cache
• APCUIterator

Found A Problem?

orlando at thoeny dot dev ¶

2 years ago

Note that $success is set to false if no cached entry with given key exists.
So "failure" tells you if the cache was hit or not.