Memcached::getByKeyMemcached::getDelayed
(PECL memcached >= 0.1.0)
Memcached::getDelayed — Request multiple items
Descrição
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.
Parâmetros
- keys
-
Array of keys to request.
- with_cas
-
Whether to request CAS token values also.
- value_cb
-
The result callback or NULL.
Valor Retornado
Retorna TRUE em caso de sucesso ou FALSE em falhas. Use Memcached::getResultCode se necessário.
Exemplos
Exemplo #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());
?>
O exemplo acima irá imprimir:
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)
}
}
Veja Também
- Memcached::getDelayedByKey - Request multiple items from a specific server
- Memcached::fetch - Fetch the next result
- Memcached::fetchAll - Fetch all the remaining results
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User Contributed NotesMemcached::getDelayed