Message-ID: <alpine.DEB.2.00.1101150927270.17549@springer.Berkeley.EDU>
Date: 2011-01-15T17:29:03Z
From: Phil Spector
Subject: How to *completely* stop a script after stop()?
In-Reply-To: <8706830A-B654-4FEF-A87C-7E240F68741C@web.de>
Marius -
Do you get the behaviour you want if you substitute
if(i == 5){cat('i==5\n');quit(save='n')}
for the line with the call to stop?
- Phil Spector
Statistical Computing Facility
Department of Statistics
UC Berkeley
spector at stat.berkeley.edu
On Sat, 15 Jan 2011, Marius Hofert wrote:
> Dear expeRts,
>
> is there a neat way to *completely* stop a script after an error occured?
> For example, consider the following script:
>
> ## ==== file.R ====
>
> for(i in 1:10){
> print(i)
> if(i == 5) stop("i == 5")
> }
> for(i in 11:100) print(i)
>
> ## ================
>
> stop() behaves like it should namely to stop the execution of the *current*
> expression, but I was wondering if it is possible to *really* stop the script after
> the first for loop [so without executing the second for loop or anything after that
> point]. Of course one could use something like "if(there was an error) do not continue"
> but that's not really nice.
>
> Cheers,
>
> Marius
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