... On Wed, Aug 22, 2012 at 12:46 PM, Dr. Holger van Lishaut <h.v.lish...@gmx.de> wrote: > Dear all, > > regmatches works. > > And, since this has been asked here before: > > SignifStellen<-function(x){ > strx=as.character(x) > nchar(regmatches(strx, regexpr("[1-9][0-9]*\\.[0-9]*[1-9]",strx)))-1 > } > > returns the significant figures of a number. Perhaps this can help someone.
except that ?signif already does this, no? -- Bert > > Thanks & best regards > H. van Lishaut -- Bert Gunter Genentech Nonclinical Biostatistics Internal Contact Info: Phone: 467-7374 Website: http://pharmadevelopment.roche.com/index/pdb/pdb-functional-groups/pdb-biostatistics/pdb-ncb-home.htm ______________________________________________ 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.