FrozenDictionary<TKey,TValue>.AlternateLookup<TAlternateKey>.ContainsKey Method
Definition
Important
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Determines whether the FrozenDictionary<TKey,TValue> contains the specified alternate key.
public:
bool ContainsKey(TAlternateKey key);public bool ContainsKey (TAlternateKey key);member this.ContainsKey : 'AlternateKey -> boolPublic Function ContainsKey (key As TAlternateKey) As BooleanParameters
- key
- TAlternateKey
The alternate key to check.
Returns
true if the key is in the dictionary; otherwise, false.
Exceptions
key is null.
Applies to
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