[R] Help with a function and text

[David Winsemius]

On Mar 6, 2013, at 3:44 PM, Eliano wrote:

> Thanks. Btw are you able to help with my issue? Thanks, Eliano

I'm sorry, .... I was too busy answering the question from 'Eliano' over on StackOverflow. I didn't have time to address this one.

(Please do note that cross-posting questions to Rhelp is contrary to advice in the Posting Guide.)

You might also do further searching in the Archives with the search terms: substitute text eval 
.... and perhaps narrow it down further with contributors named: grothendeick, dunlap, ligges, venables

> 
> Sent from my iPhone
> 
> On 6 Mar 2013, at 23:41, "David Winsemius [via R]" <
> ml-node+s789695n4660547h26 at n4.nabble.com> wrote:
> 
> 
> On Mar 6, 2013, at 11:25 AM, Eliano Marques wrote:
> 
>> Hi, can I understand why this message was rejected ?
>> Thanks,
>> Eliano
> 
> First hit on a Markmail search:
> 
> http://markmail.org/message/5xog3ayx4amprsdx?q=list:org%2Er-project%2Er-help+nabble+rejected
> 
> -- 
> David.
> 
>> 
>> Sent from my iPhone
>> 
>> On 6 Mar 2013, at 19:18, Eliano <[hidden email]</user/SendEmail.jtp?type=node&node=4660547&i=0>>
> wrote:
>> 
>>> Hi everyone,
>>> 
>>> I am writing some code to generate a function. I am passing that code to
> a
>>> dataset which i'm importing in R, e.g.
>>> Test=read.table('C:/test.txt', header=F, sep='\t', na.strings='NA',
> dec='.',
>>> strip.white=TRUE)
>>> Test
>>> 
>>> V1
>>> (if(nclusters>0){OptmizationInputs[3,3]*beta[1]}else{0})+"
>>> (if(nclusters>1){OptmizationInputs[3,3]*beta[1]}else{0})+"
>>> V1 has inside a code for a function.
>>> 
>>> I'm having problems with 2 things:
>>> 
>>> 1 - I need to take out from V1 all " that appears in the text, i tried a
>>> replace but did not work.
>>> Test=replace(Test,' " ', ' ')  , did not work.
>>> 
>>> 2 - Writing a function like this :
>>> 
>>> nlog=function(par)
>>>      {
>>>      beta=par[1:n]
>>>      Measure=Test[1]  # would this read the text?
>>>      return(Measure)
>>>      }
>>> 
>>> So i need to use that code inside the function as above.
>>> Any suggestion on how you would do this?
>>> 
>>> Kind Regards,
>>> Eliano
>>> 
>>> 
>>> 
>>> --
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>>> 
>> 
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> 
> David Winsemius
> Alameda, CA, USA
> 
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David Winsemius
Alameda, CA, USA