rpush #
Appends the specified values at the end of a list. If the key does not exist, it is created holding an empty list before performing the operation.
rpush(key, values, [options], [callback]) #
Arguments | Type | Description |
---|---|---|
key | string | Key identifier |
values | array | Values to add at the end of 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 updated number of items in the list.
Usage #
// Using callbacks (NodeJS or Web Browser)
kuzzle.memoryStorage.rpush('key', ['foo', 'bar', 'baz'], function (err, count) {
// callback called once the action has completed
});
// Using promises (NodeJS only)
kuzzle.memoryStorage.rpushPromise('key', ['foo', 'bar', 'baz'])
.then(count => {
// resolved once the action has completed
});
Callback response:
6
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