Subset
Super, Thanks On Fri, Sep 22, 2017 at 4:57 PM, Boris Steipe <boris.steipe at utoronto.ca> wrote:
a <- c("<0.1", NA, 0.3, 5, "Nil")
a
[1] "<0.1" NA "0.3" "5" "Nil"
b <- as.numeric(a)
Warning message: NAs introduced by coercion
b
[1] NA NA 0.3 5.0 NA
b[! is.na(b)]
[1] 0.3 5.0 B.
On Sep 22, 2017, at 11:48 AM, Shane Carey <careyshan at gmail.com> wrote:
Hi,
How do I extract just numbers from the following list:
a=c("<0.1",NA,0.3,5,Nil)
so I want to obtain: 0.3 and 5 from the above list
Thanks
--
Le gach dea ghui,
*Shane Carey*
*GIS and Data Solutions Consultant*
[[alternative HTML version deleted]]
______________________________________________ R-help at 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.
Le gach dea ghui, *Shane Carey* *GIS and Data Solutions Consultant* [[alternative HTML version deleted]]