Memcached::getDelayed
Memcached::getDelayed
(PECL memcached >= 0.1.0)
Memcached::getDelayed — Request multiple items
Description
public bool Memcached::getDelayed ( array $keys [, bool $with_cas [, callable $value_cb ]] )
Memcached::getDelayed() issues a request to memcache for multiple items the keys of which are specified in the keys array. The method does not wait for response and returns right away. When you are ready to collect the items, call either Memcached::fetch() or Memcached::fetchAll(). If with_cas is true, the CAS token values will also be requested.
Instead of fetching the results explicitly, you can specify a result callback via value_cb parameter.
Parameters
keys
Array of keys to request.
with_cas
Whether to request CAS token values also.
value_cb
The result callback or NULL.
Return Values
Returns TRUE on success or FALSE on failure. Use Memcached::getResultCode() if necessary.
Examples
Example #1 Memcached::getDelayed() example
<?php
$m = new Memcached(
$m->addServer('localhost', 11211
$m->set('int', 99
$m->set('string', 'a simple string'
$m->set('array', array(11, 12)
$m->getDelayed(array('int', 'array'), true
var_dump($m->fetchAll()
?>
The above example will output:
array(2) {
[0]=>
array(3) {
["key"]=>
string(3) "int"
["value"]=>
int(99)
["cas"]=>
float(2363)
}
[1]=>
array(3) {
["key"]=>
string(5) "array"
["value"]=>
array(2) {
[0]=>
int(11)
[1]=>
int(12)
}
["cas"]=>
float(2365)
}
}
See Also
- Memcached::getDelayedByKey() - Request multiple items from a specific server
- Memcached::fetch() - Fetch the next result
- Memcached::fetchAll() - Fetch all the remaining results
← Memcached::getByKey
Memcached::getDelayedByKey →
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