zrevrank

Returns the position of an element in a sorted set, with scores in descending order. The index returned is 0-based (the lowest score member has an index of 0).

[Redis documentation]

Arguments

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zrevrank(key, member, [options]);

Arguments Type Description
key
string
Sorted set key
member
string
Member value
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 index of the found member in the sorted set, or to null if the member is not found.

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: 0
  console.log(await kuzzle.ms.zrevrank('ssetfoo', 'foo'));

  // Prints: null
  console.log(await kuzzle.ms.zrank('ssetfoo', 'qux'));
} catch (error) {
  console.error(error.message);
}