Finds the number of valid (non-NA) values in a vector.
validn(object)
| object | A vector. |
|---|
A single numeric value that is the number of non-NA values in a vector.
2-Basic Data Manipulations.
See valid.n in plotrix and nobs in gdata for similar functionality. See is.na for finding the missing values.
Derek H. Ogle, derek@derekogle.com
junk1 <- c(1,7,2,4,3,10,NA) junk2 <- c("Derek","Hugh","Ogle","Santa","Claus","Nick",NA,NA) junk3 <- factor(junk2) junk4 <- c(TRUE,TRUE,FALSE,FALSE,FALSE,TRUE,NA,NA) junk5 <- data.frame(junk1) junk6 <- data.frame(junk3) validn(junk1)#> [1] 6validn(junk2)#> [1] 6validn(junk3)#> [1] 6validn(junk4)#> [1] 6validn(junk5)#> [1] 6validn(junk6)#> [1] 6