ConcurrentDictionary<TKey,TValue>.ContainsKey(TKey) Method
Definition
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Determines whether the ConcurrentDictionary<TKey,TValue> contains the specified key.
public:
virtual bool ContainsKey(TKey key);
public bool ContainsKey (TKey key);
abstract member ContainsKey : 'Key -> bool
override this.ContainsKey : 'Key -> bool
Public Function ContainsKey (key As TKey) As Boolean
Parameters
- key
- TKey
The key to locate in the ConcurrentDictionary<TKey,TValue>.
Returns
true
if the ConcurrentDictionary<TKey,TValue> contains an element with the specified key; otherwise, false
.
Implements
Exceptions
key
is null
.
Applies to
See also
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