Re: [R] optimize R code: replace for loop

2011-10-05 Thread Albert-Jan Roskam
quot; >Sent: Wednesday, October 5, 2011 11:54 AM >Subject: Re: [R] optimize R code: replace for loop > >You can vectorize it using cumsum. > >cumsum(c(1, testvec)) > >all.equal(final.sum, cumsum(c(1, testvec))) > >> -Oorspronkelijk bericht- >> Van: r-h

Re: [R] optimize R code: replace for loop

2011-10-05 Thread ONKELINX, Thierry
You can vectorize it using cumsum. cumsum(c(1, testvec)) all.equal(final.sum, cumsum(c(1, testvec))) > -Oorspronkelijk bericht- > Van: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] > Namens Chris82 > Verzonden: woensdag 5 oktober 2011 11:50 > Aan: r-help@r-project.or