SDK
SDK Javascript v5.x
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zlexcount #

Counts elements in a sorted set where all members have equal score, using lexicographical ordering. The min and max values are inclusive by default. To change this behavior, please check the syntax detailed in the Redis documentation (opens new window).

[Redis documentation] (opens new window)


zlexcount(key, min, max, [options], callback) #

Arguments Type Description
key string Key identifier
min string Minimum member value (inclusive by default)
max string Maximum member value (inclusive by default)
options JSON Object Optional parameters
callback function Callback

Options #

Option Type Description Default
queuable boolean Make this request queuable or not true

Callback Response #

Returns an integer containing the number of elements in the provided lexicographical value range.

Usage #

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// Using callbacks (NodeJS or Web Browser)
kuzzle.memoryStorage.zlexcount('key', '[b', '[f' function (err, count) {
  // callback called once the action has completed
});
// Using promises (NodeJS only)
kuzzle.memoryStorage.zlexcountPromise('key', '[b', '[f')
  .then(count => {
    // resolved once the action has completed
  });

Callback response:

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