Re: Variables as variables

[Phil Holmes]

----- Original Message ----- 
From: "David Kastrup" <address@hidden>
To: "Johan Vromans" <address@hidden>
Cc: <address@hidden>
Sent: Monday, January 20, 2014 3:23 PM
Subject: Re: Variables as variables



> That's not "like a real variable as known from other programming
> language".  If I write
>
> aaa = 3
> bbb = aaa + 1
> print ( bbb )
> aaa = 5
> print ( bbb )
>
> I know of no programming language which will output 6 the second time
> round.  You are not thinking of a variable, but of a parametric
> procedure.

IIRC metafont does something of this sort.

--
Phil Holmes