decr #

Decrements the number stored at key by 1. If the key does not exist, it is set to 0 before performing the operation.

[Redis documentation]

Arguments #

decr(key, [options]);

string

object

options #

The options arguments can contain the following option properties:

boolean (true)

Resolve #

Resolves to the updated key value.

Usage #

try {
  await kuzzle.ms.set('val', 43);
  // Prints: 42
  console.log(await kuzzle.ms.decr('val'));
} catch (error) {
  console.error(error.message);
}