[R] Extracting part of an array
poizot at cnam.fr
Tue Jun 18 16:10:12 CEST 2002
I've got a trivial question ,but as a newby, I'm stuk.
I've got an array of dim 160,4. I want to extract the values of the first
column based on a condition of values in the second column and affect the
result to a variable.
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