i use download.file() ,it works good for package source code t<-available.packages(type="source") #all packages(list) from repository in source code ".tar.gz" format length(t[,2]) #total packages--> 3796
#package source file download for( i in seq_along(t[,1]) ) { download.file( paste(t[i,"Repository"],"/",t[i,"Package"],"_",t[i,"Version"],".tar.gz",sep=""),destfile=paste("C:/Users/exam.2-235/Documents/R_laveria/",t[i,"Package"],"_",t[i,"Version"],".tar.gz",sep="") ) } #package pdf downloading for(j in seq_along(t[,1]) ){ download.file( paste("http://cran.r-project.org/web/packages/",t[j,"Package"],"/",t[j,"Package"],".pdf",sep=""),destfile=paste("C:/Users/exam.2-235/Documents/R_rab/",t[j,"Package"],".pdf",sep="") ) } when i am trying for pdf ,it downloads completely, but when open in pdf reader,it tell that "pdf cannot be open because it's damaged & cannot be repaired" what will be problem ? i am working on windows-vista -- View this message in context: http://r.789695.n4.nabble.com/how-to-download-source-code-pdf-manual-for-any-package-from-internet-tp4630354p4630600.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.