Thanks for Prof. Ripley explaining this to me. I totally agree with you that
I can avoid this problem if I am debugging carefully enough. But it would be
very convenient to have this feature for the newbies like me.  I will submit
this as a feature request.

Feng


On Thu, Jan 13, 2011 at 12:20 PM, Prof Brian Ripley
<rip...@stats.ox.ac.uk>wrote:

> You do not mean the "enter" key: it is not that which exits the browser but
> rather a newline (which can be entered via 'return', and in other ways).
>
> This is part of the parser, and there is no way to turn it off.
>
> Somehow other experienced R users have never encountered this.  But if you
> wish you could submit this as a 'wishlist' request to R-bugs, and if enough
> users support it (and especially if someone submits a high-quality patch to
> do this), it might be added in a future release.
>
>
>
> On Wed, 12 Jan 2011, Feng Li wrote:
>
>  Dear R,
>>
>> How can I disable using "enter" key to exit the browser() in debug mode? I
>> would love to have this option because it is so annoying to jump out of
>> the
>> debugging mode unexpectedly when I don't want to. I guess some of us have
>> encouraged at least one of these situations,
>>
>> 1, Accidentally pressed the enter key within the browser.
>>
>> 2, Copy and paste a piece of debugging code containing empty lines to the
>> prompt within the debugging mode.
>>
>> 3, If I paste a piece of code to the prompt to debug as follows, it will
>> eventually jump out before I can do anything.
>>
>> ####### copy starting from this line ##############
>> test <- function()
>> {
>>    x<- 5
>>    browser()
>>    y<-4
>> }
>>
>> test()
>>
>> ######## end of copy at this line ################
>>
>>
>> Any suggestions are most welcome!
>>
>> Feng
>>
>> --
>> Feng Li
>> Department of Statistics
>> Stockholm University
>> 106 91 Stockholm, Sweden
>> http://feng.li/
>>
>>        [[alternative HTML version deleted]]
>>
>> ______________________________________________
>> R-help@r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>>
>>
> --
> Brian D. Ripley,                  rip...@stats.ox.ac.uk
> Professor of Applied Statistics,  
> http://www.stats.ox.ac.uk/~ripley/<http://www.stats.ox.ac.uk/%7Eripley/>
> University of Oxford,             Tel:  +44 1865 272861 (self)
> 1 South Parks Road,                     +44 1865 272866 (PA)
> Oxford OX1 3TG, UK                Fax:  +44 1865 272595
>



-- 
Feng Li
Department of Statistics
Stockholm University
106 91 Stockholm, Sweden
http://feng.li/

        [[alternative HTML version deleted]]

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