什么是价值，什么是参考? [英] what is value and what is reference?

问题描述

什么是价值，什么是参考?
为什么枚举是值类型，为什么数组是引用类型?
值和引用之间的区别?

what is value and what is reference?
why enum is value type and why array is reference type?
difference between value and reference?

推荐答案

每当我们谈论持有指向存储值的位置的指针时，我们都在谈论引用.按值表示我们直接使用该值的时间-不涉及任何指针或引用.

Whenever we talk of holding a pointer to a location where the value is stored, we are talking about a reference. By value is when we are directly working with that value - no pointer or reference involved.

签入此处 [ ^ ].这主要是针对C#的，但是规则是相同的.

Check in here[^]. This is largely for C# but the rules are the same.

这些是Google可以轻松回答的问题.尝试将问题一一粘贴在Google上.

These are questions that are easily answered by Google. Try pasting your questions on Google one by one.

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