getrange #

Returns a substring of a key's value (index starts at position 0).

[Redis documentation]

---

getrange(key, start, end, [options], callback) #

Arguments	Type	Description
key	string	Key identifier
start	int	Starting index
end	int	Ending index
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 substring of the key's value.

Usage #

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// Using callbacks (NodeJS or Web Browser)
kuzzle.memoryStorage.getrange('key', 2, 4, function (err, value) {
  // callback called once the action has completed
});
// Using promises (NodeJS only)
kuzzle.memoryStorage.getrangePromise('key', 2, 4)
  .then(value => {
    // resolved once the action has completed
  });

Callback response:

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"lue"