[R] get sub elements

Rui Barradas ruipbarradas at sapo.pt
Sun May 10 13:33:54 CEST 2015


Hello,

You should learn about indexing in R. Read the pdf R-intro.pdf that 
comes with your installation of R.

allrecords[5 <= allrecords & allrecords <= 9]

should do it.

Hope this helps,

Rui Barradas

Em 10-05-2015 11:00, Ragia Ibrahim escreveu:
> Dear group
> I have this numeric object
> allrecords
> 1  2  3  4  5  6  7  8  9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
>   1  1  2  1  3  1  1  2  5  4  1  6  8  1  2  1  3  3  2 13  1  4  2  4  7  1 14  1  1
> 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
>   1  1  2  2  1  1  2  2  2  9  3  1  1  3  6  1  4  1  3  9  2
>
>
> how can I extract only records between 9 and 5 values only  and put the record number n a vector
>
> it should be vector
> thanks in advance
> Ragia
>
>
>
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