On 19/04/12 15:25, Duncan Murdoch wrote: > On 19/04/2012 9:14 AM, Sebastian Schubert wrote: >> Hi, >> >> I want to prohibit the automatic collapsing of degenerate array indices: >> >> > str( array(1,dim=c(3,4,5,1,1)) ) >> num [1:3, 1:4, 1:5, 1, 1] 1 1 1 1 1 1 1 1 1 1 ... >> > str( array(1,dim=c(3,4,5,1,1))[2:3,1:3,4:5,,] ) >> num [1:2, 1:3, 1:2] 1 1 1 1 1 1 1 1 1 1 ... >> >> The last command removed the degenerate indices. I don't want that. What >> can I do? > > Use "drop=FALSE". See ?"[".
Thanks a lot for the fast help, Duncan and David! Also thanks for the hint of how to get help for [. I tried ?[ which did not work. Sebastian
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