|   | Ordered | 
 Overload List
Overload List
        | Name | Description | |
|---|---|---|
|   | GetOrAdd(TKey, TValue) | Adds a key/value pair to the OrderedDictionaryTKey, TValue if the key does not already exist as an O(1) operation. | 
|   | GetOrAdd(TKey, FuncTValue) | Adds a key/value pair to the OrderedDictionaryTKey, TValue by using the specified function, if the key does not already exist as an O(1) operation. | 
 See Also
See Also