Creating a nullable extension method ,how do you do it?

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我寻月下人不归
我寻月下人不归 2021-02-19 00:54

I have a situation where I need to compare nullable types.
Suppose you have 2 values:

int? foo=null;
int? bar=4;

This will not work:

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2条回答
  •  醉梦人生
    2021-02-19 01:44

    Try this:

    public static bool IsLessThan(this Nullable t, Nullable other) where T : struct
    {
        return Nullable.Compare(t, other) < 0;
    }
    

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