newbie question int to string conversion

[D'Arcy J.M. Cain]

Anders olme <olme at ebox.tninet.se> wrote:
> I'm tryinig to convert a list of strings to integer. 
> The problem is that not all elements are numbers some of them contains letters 
> Is there any easy way to determine is a strings contains illegal charaters?
> Now I only get exceptions and I think a exceptionshandler is a bit overkill
> for my needs.

Does exception handling carry a lot of overhead?  I routinly do things
like this.

    try: return string.atoi(v)
    except:
        try: return string.atof(v)
        except: return string.strip(v)

Of course, this is in a CGI where network lag hides a multitude of sins.  :-)

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D'Arcy J.M. Cain <darcy at caingang.com>      |  Democracy is three wolves
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