search for: abkdas

...e a factor (say cT)from a numerical variable (sy temp) by regrouping the values in classes (say cT <390, [390,400[,[400,409[...>=550) Is there a simple way of doing that using the factor function? AND I do not find how to manipulate strings (I want to concatenete characters strings ("abkdas","chjw") into something like ("abkdas;chjw")what operators are available for strings manipulation and where do I find help?? Thanks a lot to you all Anne Anne Piotet av Jomini 1 1004 lausanne t?l: +41 21 646 41 32