hincrbyfloat

Increments the number stored in a hash field by the provided float value.

[Redis documentation]


hincrbyfloat(key, field, value, [options], [callback])

Arguments Type Description
key string Key identifier
field string Hash field to increment
value double Increment value
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 the newly incremented value, as a floating point number.

Usage

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kuzzle.memoryStorage.hincrbyfloat("key", "field", 3.14159, new ResponseListener<Double>() {
  @Override
  public void onSuccess(int value) {
    // callback called once the action has completed
  }

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

Callback response:

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48.14159