[R] rounding to whole number

[Boris Steipe]

Try   ?ceiling

 > ceiling(0.4)
 [1] 1

B.

On 2014-03-20, at 3:42 PM, Kristi Glover wrote:

> Hi R User, 
> I was trying to convert a decimal value into integral (whole number). I used round function but some of the cells have the value less than 0.5 and it converted into 0. But I wanted these cell to have 1 instead of 0. Another way, I could multiply by 10. But l did not want it because it affected my results later.
> I was wondering about how I can convert 0.2 to 1. For example 
> data<-structure(list(site1 = structure(1:4, .Label = c("s1", "s2", 
> "s3", "s4"), class = "factor"), A = c(0, 2.3, 2.6, 1.3), B = c(0.5, 
> 0.17, 2.9, 3)), .Names = c("site1", "A", "B"), class = "data.frame", row.names = c(NA, 
> -4L))
> output<-structure(list(site1 = structure(1:4, .Label = c("s1", "s2", 
> "s3", "s4"), class = "factor"), A = c(0L, 3L, 3L, 2L), B = c(1L, 
> 1L, 3L, 3L)), .Names = c("site1", "A", "B"), class = "data.frame", row.names = c(NA, 
> -4L))
> 
> Thanks for your suggestions in advance.
> cheers,
> KG
> 
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