bitcount #

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

[Redis documentation]

Arguments #

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bitcount(key, [options]);

Arguments	Type	Description
key	string	Key
options	object	Optional query arguments

options #

The options arguments can contain the following option properties:

Property	Type (default)	Description
end	integer	Count ends at the provided offset
queuable	boolean (true)	If true, queues the request during downtime, until connected to Kuzzle again
start	integer	Count starts at the provided offset

Resolve #

Resolves to the number of set bits.

Usage #

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try {
  await kuzzle.ms.set('key', 'foobar');
  // Prints: 26
  console.log(await kuzzle.ms.bitcount('key'));
  // Prints: 4
  console.log(await kuzzle.ms.bitcount('key', {start: 0, end: 0}));
} catch (error) {
  console.error(error.message);
}