pfadd #

Adds elements to an HyperLogLog data structure.

pfadd(key, elements, [options], [callback]) #

Arguments	Type	Description
`key`	string	Key identifier
`elements`	array	Elements to add to the HyperLogLog structure
`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 a boolean specifying if the operation was successful or not.

Usage #

// Using callbacks (NodeJS or Web Browser)
kuzzle.memoryStorage.pfadd('key', ['foo', 'bar', 'baz'], function (err, status) {
  // callback called once the action has completed
});
// Using promises (NodeJS only)
kuzzle.memoryStorage.pfaddPromise('key', ['foo', 'bar', 'baz'])
  .then(status => {
    // resolved once the action has completed
  });

Callback response:

true

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