sdiff

Returns the difference between the set of unique values stored at key and the other provided sets.

[Redis documentation]


sdiff(key, keys, [options], [callback])

Arguments Type Description
key string Key identifier to compare
keys array list of set keys to compare with the set stored at key
options JSON Object Optional parameters
callback function Callback

Options

Option Type Description Default
queuable boolean Make this request queuable or not true

Return Value

Returns the MemoryStorage object to allow chaining.


Callback Response

Returns an array of differences.

Usage

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<?php

use \Kuzzle\Kuzzle;


$kuzzle = new Kuzzle('localhost');

try {
  $diff = $kuzzle->memoryStorage()->sdiff('key', ['key1', 'key2', '...']);
}
catch (ErrorException $e) {

}

Callback response:

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["diff value1", "diff value2", "..."]