| DictionaryTKey, TValueContainsKey Method |
Determines whether the DictionaryTKey, TValue contains the specified key.
Namespace: System.Collections.Generic
Assembly: mscorlib (in mscorlib.dll) Version: 4.0.0.0
SyntaxC#
public bool ContainsKey( TKey key )
Parameters
- key
- Type: TKey
The key to locate in the DictionaryTKey, TValue.
Return Value
Type: Booleantrue if the DictionaryTKey, TValue contains an element with the specified key; otherwise, false.
Exceptions| Exception | Condition |
|---|---|
| ArgumentNullException | key is null. |
See Also