Hi, parser::nlines does it in C.
Romain On 02/08/2010 03:16 PM, Hadley Wickham wrote:
Hi all, Is there a fast way to determine the number of lines in a file? I'm looking for something like count.lines analogous to count.fields. Hadley
-- Romain Francois Professional R Enthusiast +33(0) 6 28 91 30 30 http://romainfrancois.blog.free.fr |- http://tr.im/MPYc : RProtoBuf: protocol buffers for R |- http://tr.im/KfKn : Rcpp 0.7.2 `- http://tr.im/JOlc : External pointers with Rcpp ______________________________________________ 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.
