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ReadOnlyDictionary<TKey,TValue>.ContainsKey(TKey) Method

Definition

Determines whether the dictionary contains an element that has 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 dictionary.

Returns

true if the dictionary contains an element that has the specified key; otherwise, false.

Implements

Applies to