Re: [R] Converting decimal to binary in R

2013-12-16 Thread Earl F Glynn
水静流深 wrote: i have write a function to convert decimal number into binary number in R. dectobin can get right result ,it is so long ,is there a build-in function to do ? Try the R.utils package: > library(R.utils) > intToBin(12) [1] "1100" > intToBin(255) [1] "" > intToBin(65535)

Re: [R] Converting decimal to binary in R

2013-12-14 Thread Ted Harding
> On Fri, Dec 13, 2013 at 10:11 PM, 水静流深 <1248283...@qq.com> wrote: >> i have write a function to convert decimal number into binary number in R. >> >> dectobin<-function(x){ >> as.numeric(intToBits(x))->x1 >> paste(x1,collapse="")->x2 >> as.numeric(gsub("0+$","",x2))->x3 >> return

Re: [R] Converting decimal to binary in R

2013-12-13 Thread Jeff Newmiller
On Sat, 14 Dec 2013, wrote: i have write a function to convert decimal number into binary number in R. dectobin<-function(x){ as.numeric(intToBits(x))->x1 paste(x1,collapse="")->x2 as.numeric(gsub("0+$","",x2))->x3 return(as.character(x3))} dectobin can get right result ,it is so

Re: [R] Converting decimal to binary in R

2013-12-13 Thread Richard M. Heiberger
I recommend ?sprintf (4^(1/3))^3 != 4 (4^(1/3))^3 == 4 (4^(1/3))^3 - 4 format(c((4^(1/3))^3 , 4), digits=17) sprintf("%+13.13a", c((4^(1/3))^3 , 4)) On Fri, Dec 13, 2013 at 10:11 PM, 水静流深 <1248283...@qq.com> wrote: > i have write a function to convert decimal number into binary number in R. > >