lrem

Removes the first count occurences of elements equal to value from a list.

[Redis documentation]


lrem(key, count, value, [options], [callback])

Arguments Type Description
key string Key identifier
count int Number of occurences of the value to remove
value string Value to be removed from the list
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 number of removed elements.

Usage

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// Using callbacks (NodeJS or Web Browser)
kuzzle.memoryStorage.lrem('key', 1, 'foo', function (err, count) {
  // callback called once the action has completed
});

// Using promises (NodeJS only)
kuzzle.memoryStorage.lremPromise('key', 1, 'foo')
  .then(count => {
    // resolved once the action has completed
  });

Callback response:

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