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# How to access the last value in a vector in R?

This can be done by using tail function.

## Example

> x<-c(253,254,36,874,351,651,245,274,19,1095) > tail(x,n=1) [1] 1095 > data <- data.frame(Class=c("Highschool","Highschool","Graduate","Graduate", "Graduate","Graduate","Masters","Masters","Masters","PhD")) > tail(data,n=1) Class 10 PhD df = data.frame(matrix(rnorm(20), nrow=5)) > tail(df,n=1) X1 X2 X3 X4 5 -0.3595053 0.9943738 0.959761 -0.6565688 > tail(df$X4,n=1) [1] -0.6565688

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