我想知道C#中是否有类似"字典"的内置类型,但TKey和TValue都必须是唯一的.
例如::
d.Add(1, "1"); d.Add(2, "1"); // This would not be OK because "1" has already been used as a value.
我知道这有点奇特,但似乎因为BCL中有大约十亿种收藏类型,它可能存在.有任何想法吗?
c# collections dictionary
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