[EMAIL PROTECTED] wrote: > I am trying to extract data from a matrix. Let's say that i am interested in > extracting > rows from a 4x4 matrix. Instead of giving a fix name to these 4 rows I would > like to add a number to prefix. As result I should get 4 objects named: > > prefix_1 > prefix_2 > prefix_3 > prefix_4 > > I attepted to solve the problem with a loop, but without success. Any hints??
1. In fact, you do not really want it. 2. You want to use "<-" rather than "->" for assigments. Reading your code is really hard when you are using this non-conventional way. 3. In order to answer your question: This is the FAQ "How can I turn a string into a variable?". The posting guide asks you to read these FAQs before sending questions to R-help. Please do so. Uwe Ligges > >>matrix(LETTERS[1:16], ncol=4) -> MM >>MM > > [,1] [,2] [,3] [,4] > [1,] "A" "E" "I" "M" > [2,] "B" "F" "J" "N" > [3,] "C" "G" "K" "O" > [4,] "D" "H" "L" "P" > > > for (xxx in 1:4) { > MM[xxx,] -> prefix_xxx; > } > > > Thanks > > samir > > ______________________________________________ > R-help@stat.math.ethz.ch mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html ______________________________________________ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html