| code | type | title | description |
|---|---|---|---|
true |
page |
sdiffstore |
MemoryStorage:sdiffstore |
Computes the difference between the set of unique values stored at key and the other provided sets, and stores the result in the key stored at destination.
If the destination key already exists, it is overwritten.
| Arguments | Type | Description |
|---|---|---|
key |
string | Key identifier to compare |
keys |
array | list of set keys to compare with the set stored at key |
destination |
string | Destination 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 number of stored elements.
<<< ./snippets/sdiffstore-1.php
Callback response:
3