From: Tim Hunter <TimHunter@...>
Date: 2008-04-03T07:45:50+09:00
Subject: Re: ruby constructor return value?

Brendan Stennett wrote:
>>     begin
>>       o = Zip.new('00000')
>>     rescue ArgumentError
>>       # deal with the error here
>>     end
> 
> I was reading up on exception handling..but i dont understand that 
> difference between throw/catch blocks and begin/resuce blocks.  My 2 
> backgrounds (PHP and VB.NET) both seem to have similar structures in 
> Ruby. PHP had try/throw/catch blocks while ruby has throw/catch and 
> VB.NET has try/catch/finally while Ruby has begin/rescue/ensure.

begin/rescue is for handling exceptions. throw/catch is for jumping out 
of a deeply nested construct during normal processing.

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