Re: [Maxima-discuss] How to break out of a loop with a block?

[Robert D. <rob...@gm...>]

On 2014-04-27, Barton Willis <wi...@un...> wrote:

> For a workaround, see user documentation for  "catch" and "throw."

Expanding on this suggestion, how about:

  foo (j) := catch (for i thru 10 do block (blah, blah, blah, if i=j then throw(i)));

  foo (5);
   => 5

  foo (20);
   => done

Note that throw/catch is a "nonlocal" mechanism -- 'throw' could be
buried within nested blocks or functions calls.

best

Robert Dodier