[R] reverse order of matrix rows

Jean Eid jeaneid at chass.utoronto.ca
Tue Aug 9 01:44:12 CEST 2005


sapply(nrow(matrix):1, function(x) matrix[x,])



On Mon, 8 Aug 2005, Jake wrote:

> Quick question:  how can I reverse the order of the rows in a matrix?
> i.e. make the last row first and the first row last, etc.?
>
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