which.min()

more generally

which(a==min(a))

Michael Weylandt

On Wed, Aug 24, 2011 at 12:03 PM, Chee Chen <chee.c...@yahoo.com> wrote:

> Dear All,
> I would like to ask a question on how to find the index of the minimum of
> entries of a numeric vector, without using loops or user defined functions.
> Suppose we have a vector:
> a <- c(3,1,2)
> then,
> min(a) = 1
> and its index is 2.
>
> Target:  how to get the index of this minimum? How to get the indices  if
> multiple entries assume this same minimum?
>
> Thank you,
> Chee
>        [[alternative HTML version deleted]]
>
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