bitcount #

Counts the number of set bits (population counting) in a string.

bitcount(key, [options], callback) #

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

Options #

Option	Type	Description	Default
`end`	int	Ending offset	`-1`
`queuable`	boolean	Make this request queuable or not	`true`
`start`	int	Starting offset	`0`

Callback Response #

Return an integer containing the count of set bits.

Usage #

<?php
use \Kuzzle\Kuzzle;
$kuzzle = new Kuzzle('localhost');
try {
  $count = $kuzzle->memoryStorage()->bitcount('key');
}
catch (ErrorException $e) {
}

Callback response:

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