Assorted formatting queries

[Matthew Perry]

On 7/2/06, Nigel Gilbert <n.gilbert at surrey.ac.uk> wrote:
>
>  I'm just finishing the first iteration of a Mapserver template and have a
> number of small queries that I cannot find the answers to in the
> documentation:
>
>  1. I am using [scale] to insert the current map scale (as "1:[scale]").
> However, the value inserted by mapserver includes many decimal places and
> would be better rounded to a reasonable number of significant figures before
> it is displayed.  Is there any easier way of doing this than writing a
> rounding routine in Javascript?
>

You can use javascript to store scale as a variable and then do the rounding:

  var scale = [scale];
  var scale_round = Math.round(scale * 1000) / 1000;
  document.write(scale);

-- 
Matt Perry
perrygeo at gmail.com
http://www.perrygeo.net