Displaying 1 result from an estimated 1 matches for "catentate".
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catenate
2007 May 23
1
Catenating factors.
I was recently asked by one of new colleagues how to combine, or catentate,
or concatentate two factors. If x and y are factors, doing c(x,y) appears
to coerce x and y to numeric mode before catenating them. So what does one
do if one wants the result to be a factor whose levels are the union of the
levels of x and y? I vaguely recall seeing this discussed in r-help, b...