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Method ContainsItemAsync

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
String key

The key of the cache item.
CancellationToken cancellationToken

A CancellationToken.
Returns
Type Description
Task<Boolean>

A Task that evaluates to true if the cache contains an item whose key is key, otherwise false.