| code | type | title | description |
|---|---|---|---|
true |
page |
decr |
MemoryStorage:decr |
Decrements the number stored at key by 1. If the key does not exist, it is set to 0 before performing the operation.
| Arguments | Type | Description |
|---|---|---|
key |
string | Key identifier |
options |
JSON Object | Optional parameters |
callback |
function | Callback |
| Option | Type | Description | Default |
|---|---|---|---|
queuable |
boolean | Make this request queuable or not | true |
Returns the MemoryStorage object to allow chaining.
Returns an integer containing the updated key value.
<<< ./snippets/decr-1.java
Callback response:
-1