SDK
SDK Java v2.x
1

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zrange #

Returns elements from a sorted set depending on their position in the set, from a start position index to a stop position index (inclusives).
First position starts at 0.

[Redis documentation]


zrange(key, start, stop, [options], [callback]) #

ArgumentsTypeDescription
keystringKey identifier
startintStart position in the set (index starts at position 0)
stopintEnd position in the set
optionsJSON ObjectOptional parameters
callbackfunctionCallback

Options #

OptionTypeDescriptionDefault
queuablebooleanMake this request queuable or nottrue

Return Value #

Returns the MemoryStorage object to allow chaining.


Callback Response #

Returns an array of objects, each containing the following properties:

  • member: member value in the sorted set
  • score: member associated score

Usage #

kuzzle.memoryStorage.zrange("key", 0, -1, new ResponseListener<JSONObject[]>() {
  @Override
  public void onSuccess(JSONObject[] members) {
    // callback called once the action has completed
  }
  @Override
  public void onError(JSONObject error) {
  }
});

Callback response:

[
  { "member": "foo", "score": 1 },
  { "member": "bar", "score": 2 },
  { "member": "baz", "score": 3 }
]