为什么取名为主要函数main（） [英] Why the name main for function main()

问题描述

为什么函数名的main（）保留在像C，C ++，Java的许多语言？为什么不为任何功能的其他名字呢？是否有任何共同的结构所有这些3个主要（）（在C，C ++，Java的）

Why the function name main() is retained in many languages like C, C++, Java? Why not any other names for that function? Is there any common structure for all these 3 main() (in C, C++, Java)

推荐答案

有很多愚蠢的，而不是非常恭敬的回答这里一个合理的问题。

There are a lot of silly and not very respectful answers here to a legitimate question.

ç不是来自无处。它的直接祖先是B，由Ken Thompson写的。下面是对 B手工的链接。 A B程序的基本结构是

C didn't come from nowhere. Its immediate ancestor is B, written by Ken Thompson. Here is a link to the B manual. The basic structure of a B program is

的main（）;出口（）;

main(); exit();

的main（）是由程序员和退出（）是由库提供的提供。这似乎是主要的首次亮相（）为B，BCPL的predecessor，有没有这样的概念。我猜你会问肯·汤普逊为什么它是主要的，而不是别的东西。

main() is provided by the programmer and exit() is supplied by the library. This seems to be the first appearance of main() as the predecessor of B, BCPL, has no such concept. I guess you would have to ask Ken Thompson why it was main and not something else.

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