C # HasValue vs! = null

我的问题可能听起来有点愚蠢，但是每次我面对它的时候它都困扰着我。两者的区别是什么:

where value.HasValue

还有

where value != null

HasValue 是否检查 value是否为空？

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最佳答案

They both do the same thing, just pick one and stick with it so that you have consistency. There is nothing to gain by using either in the end.