55         public static TValue get<TKey, TValue>( this IDictionary<TKey, TValue> map, TKey key )  in get()
57             TValue value;  in get()
61             if ( typeof( TValue ).IsValueType )  in get()
64             return default( TValue );  in get()
68         public static TValue get<TKey, TValue>( this Dictionary<TKey, TValue> map, TKey key )  in get()
70             TValue value;  in get()
74             if ( typeof( TValue ).IsValueType )  in get()
77             return default( TValue );  in get()
80         public static TValue get<TKey, TValue>( this SortedList<TKey, TValue> map, TKey key )  in get()
82             TValue value;  in get()
86             if ( typeof( TValue ).IsValueType )  in get()
89             return default( TValue );  in get()
99 … public static void put<TKey, TValue>( this IDictionary<TKey, TValue> map, TKey key, TValue value )  in put()
105 …  public static void put<TKey, TValue>( this Dictionary<TKey, TValue> map, TKey key, TValue value )  in put()
117         public static HashSet<TKey> keySet<TKey, TValue>( this IDictionary<TKey, TValue> map )  in keySet()
124         public static HashSet<TKey> keySet<TKey, TValue>( this Dictionary<TKey, TValue> map )  in keySet()
130         public static HashSet<object> keySet<TKey, TValue>( this SortedList<TKey, TValue> map )  in keySet()