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Increments the number stored in a hash field by the provided integer value.

[Redis documentation]

hincrby(key, field, value, [options], [callback])

Arguments Type Description
key string Key identifier
field string Hash field to increment
value int Increment value
options JSON Object Optional parameters
callback function Callback


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 newly incremented value.


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use \Kuzzle\Kuzzle;
$kuzzle = new Kuzzle('localhost');
try {
  $value = $kuzzle->memoryStorage()->hincrby('key', 'field', 42);
catch (ErrorException $e) {

Callback response:

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