apcu_fetch

Fetch a stored variable from the cache

&reftitle.description; `mixed` `apcu_fetch` `mixed` `key` `bool` `success`

Fetches an entry from the cache.

&reftitle.parameters;

`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.

&reftitle.returnvalues;

The stored variable or array of variables on success; &false; on failure

&reftitle.changelog;

&Version; | &Description;
PECL apcu 3.0.17 | The `success` parameter was added.

&reftitle.examples;

### A `apcu_fetch` example

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

&example.outputs;

    string(3) "BAR"

&reftitle.seealso;

- `apcu_store`
- `apcu_delete`
- `APCUIterator`