CachingBackend.ContainsItemAsync Method
ContainsItemAsync(String, CancellationToken)
Asynchronously determines whether the cache contains an item of a given key.
Declaration
public Task<bool> ContainsItemAsync([Required] string key, CancellationToken cancellationToken = null)Parameters
| Type | Name | Description |
|---|---|---|
| System.String | key | The key of the cache item. |
| System.Threading.CancellationToken | cancellationToken | A System.Threading.CancellationToken. |
Returns
| Type | Description |
|---|---|
| Task<Boolean> | A System.Threading.Tasks.Task that evaluates to |