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面试必问!C#中var、dynamic 和 object 到底有什么区别?答案很多人答错
如果你刚开始学习 C#,或者在项目中频繁看到 var、dynamic和 object这几个关键字,可能会有些困惑:它们看起来都能“灵活”地定义变量,似乎功能相近,但其实背后的机制大相径庭。面试中也常会问道。 这三者虽然都与“类型”有关,但在类型检查时机、性能 ...
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