srandmember

Returns one or more members of a set of unique values, at random.
If count is provided and is positive, the returned values are unique. If count is negative, a set member can be returned multiple times.

[Redis documentation]


srandmember(key, [options], callback)

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

Options

Option Type Description Default
count int Number of members to return. If set with a positive value, the returned values are unique. If count is negative, a set member can be returned multiple times 1
queuable boolean Make this request queuable or not true

Callback Response

Returns an array of members of a set of unique values.

Usage

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kuzzle.memoryStorage.srandmember("key", new ResponseListener<String[]>() {
  @Override
  public void onSuccess(String[] members) {
    // callback called once the action has completed
  }

  @Override
  public void onError(JSONObject error) {
  }
});

Callback response:

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["member1", "member2", "..."]