There is really no need for a loop: num <- 1:100 num[ifelse(num %% 2 == 1, TRUE, FALSE)]
[1] 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 [26] 51 53 55 57 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 David L Carlson On Sat, Jun 5, 2021 at 2:05 PM William Michels via R-help <r-help@r-project.org> wrote: > > > i <- 1L; span <- 1:100; result <- NA; > > for (i in span){ > + ifelse(i %% 2 != 0, result[i] <- TRUE, result[i] <- FALSE) > + } > > span[result] > [1] 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 > 45 47 49 51 53 55 57 > [30] 59 61 63 65 67 69 71 73 75 77 79 81 83 85 87 89 91 93 95 97 99 > > > > HTH, Bill. > > W. Michels, Ph.D. > > > On Sat, Jun 5, 2021 at 12:55 AM Stefan Evert <stefa...@collocations.de> wrote: > > > > > > > > I don't understand. -- > > > > > > 7%%2=1 > > > 9%%2=1 > > > 11%%2=1 > > > > > > What aren't these numbers printing ? > > > > > > num<-0 > > > for (i in 1:100){ > > > num<-num+i > > > if (num%%2 != 0) > > > print(num) > > > } > > > > Your code tests the numbers > > > > 1, 3, 6, 10, 15, 21, 28, 36, 45, 55, 66, … > > > > and correctly prints the odd ones among them. > > > > But I suppose that's not what you wanted to do? > > > > ______________________________________________ > > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > > https://urldefense.com/v3/__https://stat.ethz.ch/mailman/listinfo/r-help__;!!KwNVnqRv!Qe700OYnXI-Qe4XYE55MkVqMX3g4Ic4YFx87U-moxnT0xKw7m-rbNqU-EZd5ixk$ > > PLEASE do read the posting guide > > https://urldefense.com/v3/__http://www.R-project.org/posting-guide.html__;!!KwNVnqRv!Qe700OYnXI-Qe4XYE55MkVqMX3g4Ic4YFx87U-moxnT0xKw7m-rbNqU-fWVQ0xI$ > > and provide commented, minimal, self-contained, reproducible code. > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://urldefense.com/v3/__https://stat.ethz.ch/mailman/listinfo/r-help__;!!KwNVnqRv!Qe700OYnXI-Qe4XYE55MkVqMX3g4Ic4YFx87U-moxnT0xKw7m-rbNqU-EZd5ixk$ > PLEASE do read the posting guide > https://urldefense.com/v3/__http://www.R-project.org/posting-guide.html__;!!KwNVnqRv!Qe700OYnXI-Qe4XYE55MkVqMX3g4Ic4YFx87U-moxnT0xKw7m-rbNqU-fWVQ0xI$ > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.