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teja5959
Fluorite | Level 6

Hi how to do locf in this way.

data val1;

input visit $10. value ;

cards;

Week 2 1.5

Week 4 2.3

Week 8 3.2

run;

how to get this output. 

VISIT VALUE

Week 2 1.5

Week 4 2.3

Week 6 2.3

Week 8 3.2

Week 10 3.2

Week 12 3.2

4 REPLIES 4
teja5959
Fluorite | Level 6

it's not working

Kurt_Bremser
Super User

@teja5959 wrote:

it's not working


This is an extremely unhelpful statement. You'd be pissed if @RW9 just answered "It's working", and nothing else, eh?

 

So post your code and your log, and where the result differs from your expectations, so we can test what's "not working".

Ksharp
Super User
data val1;
input visit & $10. value ;
cards;
Week 2   1.5
Week 4   2.3
Week 8   3.2
;
run;
data want;
 merge val1 val1(firstobs=2 keep=visit rename=(visit=_visit)) end=last;
 array x{6} $32 _temporary_ ('Week 2' 'Week 4' 'Week 6' 'Week 8' 'Week 10' 'Week 12');
 output;
 do i=whichc(visit,of x{*})+1 to ifn(last,6,whichc(_visit,of x{*})-1);
   visit=x{i};output;
 end;
 drop i _visit;
run;

proc print;run;

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