[R] How to disable output messages (prints or cats) from functions in R?

Miguel Ratón Almansa cibermike at telefonica.net
Sat Jan 12 17:03:51 CET 2008


Thank you. That works fine. ;-)

Miguel

Henrik Bengtsson escribió:
> log <- capture.output({
>   res <- theFunction(...);
> })
> print(res);
>
> /H
>
> On 12/01/2008, Miguel Ratón Almansa <cibermike at telefonica.net> wrote:
>   
>> Hi,
>>
>> I've tried it but I need the object returned by the function and if I
>> use capture.output() I lose it because It returns a string, not the
>> object. I want the returned object without the displaying information
>> showed by the function. Something like suppressWarnings( ) but
>> suppressing the standard output.
>>
>> Miguel
>>
>>
>> Henrik Bengtsson escribió:
>>     
>>> See capture.output(). /H
>>>
>>> On 11/01/2008, Miguel Ratón Almansa <cibermike at telefonica.net> wrote:
>>>
>>>       
>>>> Hi everybody,
>>>>
>>>> I have to use a function that shows an output message like "# nonzero
>>>> coefficients ..." followed with a lot of numbers depending on the input.
>>>> This is very annoying because I have to run that function several times
>>>> and I don't want to show this information.
>>>>
>>>> What I want is to disable that display but I don't know how to do it.
>>>> I've tried it with suppressWarnings ( function (...) ) and
>>>> suppressMessages ( function (...) ) but It doesn't work, the function()
>>>> continues printing that information. I tried invisible () too.
>>>>
>>>> Furthermore, this function doesn't have a "verbose" parameter. Thus, I
>>>> can't disable it using a verbose parameter.
>>>>
>>>> I'm sure that there must be some procedure in R to do it but after
>>>> searching through the mailing lists I haven't found anything about it.
>>>>
>>>> Thank you for your help,
>>>> Miguel Ratón Almansa
>>>>
>>>> ______________________________________________
>>>> R-help at 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.
>>>>
>>>>
>>>>         
>>>       
>>     
>
>




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