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Re: [bug-gawk] 2 questions

From: arnold
Subject: Re: [bug-gawk] 2 questions
Date: Mon, 05 Nov 2012 05:59:20 -0700
User-agent: Heirloom mailx 12.4 7/29/08


Denis Shirokov <address@hidden> wrote:

> Is there a way to request some useful feature in gawk? It's about
> special array which will accessible  in function body. It should be
> autodefined from 1 to n - and contain all input parameters given
> function when its calling from somewhere. for example:
> abc(10,11)
> func abc(p0,p1,p2) {
> # ARRAY[1]==10; ARRAY[2]==11; !(3 in ARRAY) - 3 not present in ARRAY
> because only 2 parameters given
> # ARRAY[0]==2 (two parameters given)
> # ARRAY[""]=="abc" (function name itself)

I can understand why you might want this, but I don't think that it is
generally useful.  You can use

        if (p2 == "" && p2 == 0)

to konw that p2 is undefined.


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