SDK
SDK Javascript v5.x
1

spop #

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

Options #

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.

Usage #

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// 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:

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["removed element"]