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]

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srandmember(key, [options], callback) #

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

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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

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Callback Response #

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

Usage #

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

Callback response:

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