Removes and returns one or more elements at random from a set of unique values.

[Redis documentation]

spop(key, [options], [callback])

Arguments Type Description
key string Key identifier
options JSON Object Optional parameters
callback function Callback


Option Type Description Default
count int Number of elements to remove 1
queuable boolean Make this request queuable or not true

Return Value

Returns the MemoryStorage object to allow chaining.

Callback Response

Returns an array of removed elements.


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kuzzle.memoryStorage.spop("key", new ResponseListener<String[]>() {
  public void onSuccess(String[] elements) {
    // callback called once the action has completed

  public void onError(JSONObject error) {

Callback response:

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["removed element"]