sdiff #

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

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 #

// Using callbacks (NodeJS or Web Browser)
kuzzle.memoryStorage.sdiff('key', ['key1', 'key2', '...'], function (err, diff) {
  // callback called once the action has completed
});
// Using promises (NodeJS only)
kuzzle.memoryStorage.sdiffPromise('key', ['key1', 'key2', '...'])
  .then(diff => {
    // resolved once the action has completed
  });

Callback response:

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