/**
* Performs the same action as sUnion, but stores the result in the first key
*
* @param string $dstKey the key to store the diff into.
* @param array $keys
*
* @return int The cardinality of the resulting set, or FALSE in case of a missing key.
* @link http://redis.io/commands/sunionstore
* @example
* <pre>
* $redis->delete('s0', 's1', 's2');
* $redis->sAdd('s0', '1');
* $redis->sAdd('s0', '2');
* $redis->sAdd('s1', '3');
* $redis->sAdd('s1', '1');
* $redis->sAdd('s2', '3');
* $redis->sAdd('s2', '4');
* var_dump($redis->sUnionStore('dst', array('s0', 's1', 's2')));
* var_dump($redis->sMembers('dst'));
* //int(4)
* //array(4) {
* // [0]=>
* // string(1) "3"
* // [1]=>
* // string(1) "4"
* // [2]=>
* // string(1) "1"
* // [3]=>
* // string(1) "2"
* //}
* </pre>
*/
public function sUnionStore($dstKey, array $keys)
{
try {
return $this->client->sUnionStore($dstKey, $keys);
} catch (Exception $e) {
return $this->handleException($e, __FUNCTION__, func_get_args());
}
}
/**
* Performs the same action as sUnion, but stores the result in the first key
*
* @param string $dstKey the key to store the diff into.
* @param array $keys
*
* @return int The cardinality of the resulting set, or FALSE in case of a missing key.
* @link http://redis.io/commands/sunionstore
* @example
* <pre>
* $redis->delete('s0', 's1', 's2');
* $redis->sAdd('s0', '1');
* $redis->sAdd('s0', '2');
* $redis->sAdd('s1', '3');
* $redis->sAdd('s1', '1');
* $redis->sAdd('s2', '3');
* $redis->sAdd('s2', '4');
* var_dump($redis->sUnionStore('dst', array('s0', 's1', 's2')));
* var_dump($redis->sMembers('dst'));
* //int(4)
* //array(4) {
* // [0]=>
* // string(1) "3"
* // [1]=>
* // string(1) "4"
* // [2]=>
* // string(1) "1"
* // [3]=>
* // string(1) "2"
* //}
* </pre>
*/
public function sUnionStore($dstKey, array $keys)
{
$this->appendToLog('SUNIONSTORE ' . $dstKey . ' ' . implode(' ', $keys));
return $this->client->sUnionStore($dstKey, $keys);
}
