• What happens now after we've executed this third line of code, what happens next in the story?

    我执行完第三行代码会发生什么呢,在这之后会发生什么呢?

    哈佛公开课 - 计算机科学课程节选

  • I want the function, which is a little tool, a line of code I can include in my own programs and generally those tools live in sections two or three of the manual.

    我想要一个函数,那是一个小工具,在我程序中可以包含的一行代码,通常这些工具在手册的第二节,或第三节。

    哈佛公开课 - 计算机科学课程节选

  • So, I'm getting a string and so what really am I doing in this line of code?

    那么,我得到一个字符串,这行代码实际上是干什么的呢?

    哈佛公开课 - 计算机科学课程节选

  • So, what are we really doing in this line of code here?

    那么,这一行代码是干什么的呢?

    哈佛公开课 - 计算机科学课程节选

  • So really, the rule of thumb if you think back to Scratch is -- that any time you write a statement -- -- something that does something in one line of code -- you generally need the semicolon there.

    实际上,根据经验,你们回忆一下在Scratch中,任何时候你们写一条语句-,处理一些操作的一行代码-,你们通常需要在那里加个分号。

    哈佛公开课 - 计算机科学课程节选

  • In temp. So that means at the end of that first line of code just as before the value of 1 ends A up in a variable called temp because we said go to A and I look around, oh, there's A, what's there?

    在temp中,在第一行代码的末尾,值1最终到了叫做temp的变量中,因为我们指明了定位到,并且四处查看,哦,这里是A,里面是什么?

    哈佛公开课 - 计算机科学课程节选

  • b Star B in the last line of code now means find B, 1 2 3 all right, that's 1, 2, 3.

    在最后一行的*b意思是查找,好的,那是。

    哈佛公开课 - 计算机科学课程节选

  • But what looks like this orange block as of now in Scratch, add orange to your so called inventory, well, it's gonna take at least two lines of code in C to actually create the inventory array with this first line and then put something like the word orange inside of it.

    就好比Scratch里面橘色的这一块,把“桔子“加到所谓的“清单“里面去,在C语言中至少需要两行代码来实现,第一行代码创建一个货单数组,第二行就需要把“桔子“放进去。

    哈佛公开课 - 计算机科学课程节选

  • As an aside, if you ever just have one line of code that you want to execute, one puzzle piece in Scratch terminology, ; you actually don't need the curly braces; you only need the curly braces if you have two or more lines of code that you want to execute if that condition is true.

    此外,如果你只有一行代码,需要执行,在Scratch,术语中叫做,一句代码,你就不需要使用花括号了;,如果那个条件成立,你有两行或更多行的代码时需要执行时,你就需要花括号。

    哈佛公开课 - 计算机科学课程节选

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