SDK
SDK Javascript v7.x

# 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]

# Arguments

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decrby(key, decrement, [options]);

Arguments Type Description
key
string
Key
decrement
integer
Decrement value
options
object
Optional query arguments

# options

The options arguments can contain the following option properties:

Property Type (default) Description
queuable
boolean (true)
If true, queues the request during downtime, until connected to Kuzzle again

# Resolve

Resolves to the updated key value.

# Usage

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try {
  await kuzzle.ms.set('val', 12);
  // Prints: 42
  console.log(await kuzzle.ms.decrby('val', -30));
} catch (error) {
  console.error(error.message);
}