SDK
SDK Javascript v5.x
1

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spop #

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

[Redis documentation]


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

ArgumentsTypeDescription
keystringKey identifier
optionsJSON ObjectOptional parameters
callbackfunctionCallback

Options #

OptionTypeDescriptionDefault
countintNumber of elements to remove1
queuablebooleanMake this request queuable or nottrue

Return Value #

Returns the MemoryStorage object to allow chaining.


Callback Response #

Returns an array of removed elements.

Usage #

// Using callbacks (NodeJS or Web Browser)
kuzzle.memoryStorage.spop('key', function (err, elements) {
  // callback called once the action has completed
});
// Using promises (NodeJS only)
kuzzle.memoryStorage.spopPromise('key')
  .then(elements => {
    // resolved once the action has completed
  });

Callback response:

["removed element"]