lindex

Returns the element at the provided index in a list.

[Redis documentation]


lindex(key, index, [options], callback)

Arguments Type Description
key string Key identifier
index int Element position in the list
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 a string containing the retrieved element's value.

Usage

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// Using callbacks (NodeJS or Web Browser)
kuzzle.memoryStorage.lindex('key', 3, function (err, value) {
  // callback called once the action has completed
});

// Using promises (NodeJS only)
kuzzle.memoryStorage.lindexPromise('key', 3)
  .then(value => {
    // resolved once the action has completed
  });

Callback response:

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"foo"