Re: Zero-based indexing option?

*To*: mathgroup at smc.vnet.net*Subject*: [mg61661] Re: [mg61621] Zero-based indexing option?*From*: János <janos.lobb at yale.edu>*Date*: Mon, 24 Oct 2005 21:07:23 -0400 (EDT)*References*: <200510240544.BAA29061@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

On Oct 24, 2005, at 1:44 AM, Matt wrote: > Hello, > I am a C/C++ developer by trade and zero-based indexing is the norm. > When dealing with a set of objects, if I want to iterate over all of > them for some reason or another, I'm used to doing something like > this: > > unsigned int ii(0); > while (ii < elementCount) > { > // do something > ++ii; > } > > where elementCount represents the number of elements in a set of > objects. In Mathematica, I'm getting into the habit of doing > something > like this: > > iterations = Length[(* of something *)] ; > iterations++; > ii = 1; > While[ii < iterations, (* do something *); ii++] Map[#do_something&, of_something] or if you prefer looping Table[do_somthing[of_something[[i+1]] ],{i,0,Length[of_something]-1}] János > > As you can see, I need to initialize my iterator to 1 and in order to > keep strictly 'less than' semantics, I need to increase the size of my > object set by one. This is not a big deal, and if I have no other > choice, I'll probably settle for setting the iterator to one and using > 'less than or equal' semantics for the loop constraint so I'm not > altering the size of the object set. > > However, it would be great if there were a Mathematica option or code > driven setting that would allow me to use zero-based indexing. Is > there such a thing? > > Thanks, > > Matt ------------------------------------------------- clear perl code is better than unclear awk code; but NOTHING comes close to unclear perl code http://www.faqs.org/faqs/computer-lang/awk/faq/

**References**:**Zero-based indexing option?***From:*"Matt" <anonmous69@netscape.net>