Circle Calculator Help

[Sean Kelly]

On Jun 26, 2012, at 4:40 PM, Steven Schveighoffer wrote:

> On Tue, 26 Jun 2012 19:10:25 -0400, bearophile <bearophileHUGS at lycos.com> wrote:
> 
>> Steven Schveighoffer:
>> 
>>> I agree with Andrei, there is no outlet for errors in the to!T function, exception is the logical choice.
>> 
>> Maybe I was not clear enough, so let me explain a bit better.
>> 
>> What I don't like is to!int("15\n") to be seen as an error in the first place.
>> I'd like it to ignore leading and trailing whitespace, as in Python (stripping it automatically):
> 
> Right, but what if it's an error in your code if whitespace is present?  Then you have to check for whitespace and throw your own error.

to!int(trim("5\n"))

no?