rpoplpush #

Removes the last element of the list at source and pushes it back at the start of the list at destination.

rpoplpush(source, destination, [options], [callback]) #

Arguments	Type	Description
`source`	string	Source key identifier
`destination`	string	Destination key identifier
`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 the value of the removed and pushed item.

Usage #

<?php
use \Kuzzle\Kuzzle;
$kuzzle = new Kuzzle('localhost');
try {
  $value = $kuzzle->memoryStorage()->rpoplpush('sourceKey', 'destKey');
}
catch (ErrorException $e) {
}

Callback response:

"foo"