What Is a Procedure?

نویسنده

  • Eric C. R. Hehner
چکیده

What is the meaning of a procedure? This question is not so simple to answer, and its answer has far-reaching consequences throughout computer science. By “procedure” I mean any named, callable piece of program; depending on the programming language, it may be a procedure, or function, or method, or something else. To illustrate my points, I will use the Pascal programming language, designed at ETH Zürich 40 years ago by my academic grandfather, Niklaus Wirth. I think it is an appropriate choice for celebrating the history of software engineering at ETH. But the points I make apply to any programming language.

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تاریخ انتشار 2017