by-ref parameters

Ben Cranston zben at umd5
Wed Aug 27 08:56:59 AEST 1986


In article <2400 at ihlpg.UUCP> tainter at ihlpg.UUCP (Tainter) writes:

> The win for by-reference parameters is the syntax of their use in the callEE.
> I do extensive personal programming in pascal and C.  When rereading pascal
> with by-reference parameters I do at times lose track of what is a var
> parameter at the callER level but never at the callEE level.  C fixes this
> but at the expense of excessive clutter and confusion with pointers inside
> the callEE.

I work extensively with a Sperry language called Plus.  It requires reference
arguments to be marked (with a percent sign) in BOTH places.  When I started
it seemed redundant, but it is interesting that it makes *sure* you know in
*both* contexts what is going on...
-- 
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Ben Cranston zben @ umd2.UMD.EDU    Kingdom of Merryland Sperrows 1100/92
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