Every method of the main interface has a matching entry in the asynchronous interface, but with a return type of void and an additional argument of class AsyncCallback.

主接口的每种方法在异步接口中都有相匹配的条目，但是附带了void返回类型和asynccallback类的附加参数。

youdao

Amidst all of the other compiler-provided methods, you should be able to find a good old public static void main (String args) method.

在所有其他编译器提供的方法之中，您应当能够找到一种优秀的旧public static void main (String args)方法。

youdao

In particular, the common practice of declaring main with a return type of void is simply incorrect.

尤其是，通常以void为返回类型声明main的习惯是完全错误的。

youdao

- And, in fact, let's see -- -- don't do this at home or on our systems -- but let me go ahead and do nano don't do this dot C. Let's go int main ahead and do int main void.

然后，实际上，让我们看看-,不要在家里或者在我们的系统上这样做-,但是让我们继续处理nano，dontdothis，c文件,让我们继续。

哈佛公开课 - 计算机科学课程节选

Right. So main calls foo, foo is declared, but wait a minute, void foo void I need my prototype; so void foo, void.

对，main调用foo，foo被声明了，但是等一等，我需要我的原型，所以。

哈佛公开课 - 计算机科学课程节选