zcard #
Returns the number of elements held by a sorted set.
Arguments #
zcard(key, [options]);
Arguments | Type | Description |
---|---|---|
key | string | Sorted set key |
options | object | Optional query arguments |
options #
The options
arguments can contain the following option properties:
Property | Type (default) | Description |
---|---|---|
queuable | boolean (true) | If true, queues the request during downtime, until connected to Kuzzle again |
Resolve #
Resolves to the number of elements in the sorted set.
Usage #
try {
await kuzzle.ms.zadd('ssetfoo', [
{member: 'foo', score: '42'},
{member: 'bar', score: '4'},
{member: 'baz', score: '-272.15'}
]);
// Prints 3
console.log(await kuzzle.ms.zcard('ssetfoo'));
} catch (error) {
console.error(error.message);
}
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