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Hi! You probably need to download the file in binary mode. Try: download.file(url="http://bloodjournal.hematologylibrary.org/cgi/repri nt/102/7/2345.pdf",destfile="dest.pdf", mode="wb") Regards, Jarno On Mon, 10 Sep 2007, Li Lingdu wrote: > Hello R-gurus, > > I am using R command "download.file" to download some PDF format files from > internet, > command might like this: > > download.file(url=" > http://bloodjournal.hematologylibrary.org/cgi/reprint/102/7/2345.pdf > ",destfile="dest.pdf") > > > however,the downloadef PDF file is blank, what's happen? Any suggestions > would be greatly > appreciated! > > > PS. while I use perl command like below work well and the downloaded PDF > file contain right contents. > > lwp-download > http://bloodjournal.hematologylibrary.org/cgi/reprint/102/7/2345.pdf > dest.pdf > > > Luzifer > --- > > [[alternative HTML version deleted]] > > _______________________________________________ > Bioconductor mailing list > Bioconductor at stat.math.ethz.ch > https://stat.ethz.ch/mailman/listinfo/bioconductor > Search the archives: http://news.gmane.org/gmane.science.biology.informatics.conductor > ---------------------------------------------------------------------- ------- Jarno Tuimala, FT, bioinformatiikan asiantuntija, CSC, PL 405, 02101 Espoo puh.: (09) 457 2226, fax: (09) 457 2302, s-posti: jarno.tuimala at csc.fi CSC on tieteen tietotekniikan keskus, http://www.csc.fi/molbio Jarno Tuimala, PhD, bioinformatics, CSC, P.O.Box 405, FI-02101 Espoo, Finland tel.: +358 9 457 2226, fax: +358 9 457 2302, e-mail: jarno.tuimala at csc.fi CSC is the Finnish IT Center for Science, http://www.csc.fi/molbio