linsert

Inserts a value in a list, either before or after the reference pivot value.

[Redis documentation]


linsert(key, position, pivot, value, [options], [callback])

Arguments Type Description
key string Key identifier
position string Indicates if the new value is to be inserted before or after the pivot value.
Allowed values: before, after
pivot string Pivot value used as a point of reference in the list
value string The value to insert
options JSON Object Optional parameters
callback function Callback

Options

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

Return Value

Returns the MemoryStorage object to allow chaining.


Callback Response

Returns an integer containing the updated number of items in the list.

Usage

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// Using callbacks (NodeJS or Web Browser)
kuzzle.memoryStorage.linsert('key', 'after', 'foo', 'bar', function (err, count) {
  // callback called once the action has completed
});

// Using promises (NodeJS only)
kuzzle.memoryStorage.linsertPromise('key', 'after', 'foo', 'bar')
  .then(count => {
    // resolved once the action has completed
  });

Callback response:

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