copy1 So this is the code that we had a moment ago for copy one.

这是我们之前的那个代码。

哈佛公开课 - 计算机科学课程节选

to do sqrt, or square root-- no, I'm going to square root use sqrt, that's the name I'm using here-- square root a hundred different places in some piece of code. Without function, I'd have to copy that piece of code everywhere.

让我做一下准备,想象一下我要调用sqrt或者-,不，我会调用sqrt函数,这是我在这里用的名字，我得把这段代码到处复制。

麻省理工公开课 - 计算机科学及编程导论课程节选

So the very last two lines of code I'm saying this, s2 the original string is s1, the copy of the string is s2, but if I haven't lost you, what are we really going to see when we print this?

最后两行代码是这样的，原字符串是s1，那个字符串的拷贝是，但是如果我没有忘记，当我们打印的时候,我们将看到什么？

哈佛公开课 - 计算机科学课程节选