Loop-and-a-half (Re: Curious assignment behaviour)

[Dale Strickland-Clark]

Greg Ewing <greg at cosc.canterbury.ac.nz> wrote:

>I feel the solution to this is *not* to go in for
>any sort of assignment-in-expressions hackery, but
>to provide a decent loop-and-a-half control structure.
>My current idea for this is
>
>  while:
>    x = get_next()
>  gives x:
>    whatever(x)

I think I see what you're getting at but it doesn't really do it for
me.

The general loop construct as found in C and Java where you have three
expressions:  initialisation, increment/iteration, test is a very
flexible and powerful approach which I really like. 
--
Dale Strickland-Clark
Riverhall Systems Ltd