On 10/20/2010 04:25 PM, Dominick Samperi wrote:
> Thanks David, but this doesn't work. Under R 2.12.0 the "Loading required
> packages"
> messages appear under R 2.12.0 when I use, for example:
>
> Rscript --vanilla -e "{ invisible(library(cxxPack)); cat(sqrt(2)) }"
?suppressPackageStartupMessages
though you'll still get warnings / errors.
Martin
>
> On Wed, Oct 20, 2010 at 7:00 PM, David Winsemius
> <dwinsem...@comcast.net>wrote:
>
>>
>> On Oct 20, 2010, at 6:49 PM, Dominick Samperi wrote:
>>
>> Hello,
>>>
>>> The library verbose option does not stop numerous messages
>>> of the form "Loading required package: XYZ". This is inconvenient
>>> when a package is loaded repeatedly using Rscript.
>>>
>>> Is there a way to turn off the "Loading required package"
>>> messages?
>>>
>>
>> ?invisible
>>> invisible(require(Hmisc))
>>> invisible(library(rms) ) # no console messages
>>
>> I do not think this suppress the messages when you attempt to load a
>> non-existent package. For that you may need to look at the options() setting
>> for warn and warning.expression
>>
>>>
>>> One possible work-around is to make packages Suggested
>>> instead of Required, but this introduces other issues.
>>>
>>> Thanks,
>>> Dominick
>>>
>>> [[alternative HTML version deleted]]
>>>
>>> ______________________________________________
>>> R-devel@r-project.org mailing list
>>> https://stat.ethz.ch/mailman/listinfo/r-devel
>>>
>>
>> David Winsemius, MD
>> West Hartford, CT
>>
>>
>
> [[alternative HTML version deleted]]
>
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