SDK
SDK Javascript v6.x
1

zcard #

Returns the number of elements held by a sorted set.

[Redis documentation]

Arguments #

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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 #

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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);
}