Re: [R] conditionally disable evaluation of chunks in Rmarkdown...

The short answer is you cannot. Inline R code is always evaluated. When it is not evaluated, I doubt if your output still makes sense, e.g. "The value of x is `r x`." becomes "The value of x is ." That sounds odd to me. If you want to disable the evaluate of inline code anyway, you may use a

Re: [R] conditionally disable evaluation of chunks in Rmarkdown...

Well, strictly speaking knitr and rmarkdown are a contributed packages and the official contact for any contributed package is found via the maintainer() function. The Posting Guide indicates that R-help should only be used as a backup if that avenue is a dead end. To be fair to the OP, there

Re: [R] conditionally disable evaluation of chunks in Rmarkdown...

On Tue, Nov 10, 2015 at 9:00 AM, Yihui Xie wrote: > The short answer is you cannot. Inline R code is always evaluated. > When it is not evaluated, I doubt if your output still makes sense, > e.g. "The value of x is `r x`." becomes "The value of x is ." That > sounds odd to me. >

[R] conditionally disable evaluation of chunks in Rmarkdown...

I do have an Rmd where I would like to conditionally evaluate the second part. So far I am working with : ```{r} if(length(specLibrary@ionlibrary) ==0){ library(knitr) opts_chunk$set(eval=FALSE, message=FALSE, echo=FALSE) } ``` Which disables the evaluation of subsequent chunks. However my

Re: [R] conditionally disable evaluation of chunks in Rmarkdown...

Strictly speaking, wrong email list. Markdown is R Studio software, and you should post on their support site. Cheers, Bert Bert Gunter "Data is not information. Information is not knowledge. And knowledge is certainly not wisdom." -- Clifford Stoll On Tue, Nov 10, 2015 at 2:40 AM,