bitcount #
Counts the number of set bits (population counting) in a string.
Arguments #
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 #
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);
}
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