My prototype, again, so that I can use it later increment without the compiler wondering what is this increment that you're referring to because it's not otherwise been declared.
我的函数原型,再次强调,我可以以后使用它,这样编译器就不会疑惑这个你提及的,是什么,因为是没有,被声明的。
To figure out even what this thing is, let alone how to use it properly. So, you know, I'm sympathetic.
就连认出这是什么东西(都很困难),更别说正确应用它了,所以我很同情这点。
And yeah, I know it comes built in, that's OK, what we want to do is use it as an example to look at it.
对,我知道这个方法可以通过内置的算法,来实现,这没关系,我们只是,把它当做一个例子来讲解。
So I'm not even willing to use the L words in describing what it is we have." Right?
甚至不愿意,用爱来表达我们之间的关系?
I want to just use it, I shouldn't have to worry about what variables I use inside of it, I have shouldn't have to worry about where that is in the code, I should be able to just abstract it away. And that's what we want to add today, are those two things.
我只是想使用它,我不用考虑我在这段代码中,使用的是什么变量,我完全不用考虑代码的内容,只要抽象就好,我们今天想补充的内容就是这两点。
Another way of saying it is, I've actually said, what did I use there, and , It's basically saying there is the first point, there's the second point, add them together and I get that point.
我要去做的是-对不起,再运行一次-好,你可以看到我已经把,这两个点的坐标值加到一块儿了,然后返回了r的值,我会让大家看到我们,实际上得到的是什么,这看起来不错,好,我做了正确的操作。
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