[R] running R in batch with stdin input

[Adaikalavan Ramasamy]

?commandArgs



On Thu, 2006-06-15 at 16:05 -0700, Eric Hu wrote:
> Hi I have a R script that needs to run a few times for different
> systems. I use R --no-save < r.script for one system. I am trying with
> no luck to use R CMD BATCH to introduce an stdin input variable for
> the script. I wonder if anyone can provide the correct usage to put
> the variable in the command like R CMD BATCH r.script name_variable.
> 
> Thanks.
> 
> -Eric
> 
> In the r.script I have
> 
> name <- readline("/dev/stdin")
> r0 <- read.table("/usr/local/surface/$name/$name_c_r")
> ...
> 
> I want to get at the end:
> 
> name <- "1BRS"
> r0 <- read.table("/usr/local/surface/1BRS/1BRS_c_r")
> ...
> 
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