zlexcount #

Counts elements in a sorted set where all members have equal score, using lexicographical ordering.

Arguments #

zlexcount(key, min, max, [options]);

Arguments	Type	Description
`key`	string	Sorted set key
`min`	string	Minimum range value
`max`	string	Maximum range value
`options`	object	Optional query arguments

By default, the provided min and max values are inclusive. This behavior can be changed using the syntax described in the Redis ZRANGEBYLEX documentation.

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 provided range.

Usage #

try {
  await kuzzle.ms.zadd('ssetfoo', [
    {member: 'foo', score: '0'},
    {member: 'bar', score: '0'},
    {member: 'baz', score: '0'}
  ]);
  // Prints: 2
  // Lexicographically counts elements with a maximum value of 'f' (excluded),
  // without a minimum value
  console.log(await kuzzle.ms.zlexcount('ssetfoo', '-', '(f'));
} catch (error) {
  console.error(error.message);
}

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