SDK
SDK PHP v3.x
1

decrby #

Decrements the number stored at key by a provided integer value. If the key does not exist, it is set to 0 before performing the operation.

[Redis documentation]


decrby(key, value, [options], [callback]) #

Arguments Type Description
key string Key identifier
value int Decrement value
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 key value.

Usage #

Copied to clipboard!
<?php
use \Kuzzle\Kuzzle;
$kuzzle = new Kuzzle('localhost');
try {
  $value = $kuzzle->memoryStorage()->decrby('key', 42);
}
catch (ErrorException $e) {
}

Callback response:

Copied to clipboard!
57