Your use of the "<" redirection operator is an operating system feature, not an R feature. I am not aware of any operating system that that would function properly in the use case you describe.
It is possible, and common, to construct your input file as a stream as you go. But a stream is not a file on disk. --------------------------------------------------------------------------- Jeff Newmiller The ..... ..... Go Live... DCN:<jdnew...@dcn.davis.ca.us> Basics: ##.#. ##.#. Live Go... Live: OO#.. Dead: OO#.. Playing Research Engineer (Solar/Batteries O.O#. #.O#. with /Software/Embedded Controllers) .OO#. .OO#. rocks...1k --------------------------------------------------------------------------- Sent from my phone. Please excuse my brevity. Jannis <bt_jan...@yahoo.de> wrote: >Dear R community, > > >when I source a script into R via: > > >R --slave < scriptname.R > > >is the whole script file read at once during startup or is each >indivdual line of code read seqnetially during the execution (i.e. >directly before r processes the respective command)? In other words, >can >I savely edit the scriptname.R file even when an active R process >still >runs the command above? > > >Thanks for your help >Jannis > >______________________________________________ >R-help@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. ______________________________________________ R-help@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.