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Re: built-in function and primitive function


From: Johan Bockgård
Subject: Re: built-in function and primitive function
Date: Fri, 23 Mar 2007 16:18:01 +0100
User-agent: Gnus/5.110006 (No Gnus v0.6) Emacs/22.0.93 (gnu/linux)

A Soare <address@hidden> writes:

> Is there some difference between `built-in function' and `primitive
> function'?

(info "(elisp)Primitive Function Type")

    2.3.15 Primitive Function Type
    ------------------------------

    A "primitive function" is a function callable from Lisp but
    written in the C programming language. Primitive functions are
    also called "subrs" or "built-in functions". (The word "subr" is
    derived from "subroutine.") [...]


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