Hello All,
As shown above, I'm trying to assign unique id based on var1 and var2. Not sure how to do it.
var1 var2 id
1 1 1
1 1 1
1 3 2
2 1 3
2 1 3
2 2 4
Thank you!
Try this
data have;
input var1 var2;
datalines;
1 1
1 1
1 3
2 1
2 1
2 2
;
data want;
set have;
by var1 var2;
if first.var2 then id + 1;
run;
Try this
data have;
input var1 var2;
datalines;
1 1
1 1
1 3
2 1
2 1
2 2
;
data want;
set have;
by var1 var2;
if first.var2 then id + 1;
run;
Anytime, glad to help.
It's finally time to hack! Remember to visit the SAS Hacker's Hub regularly for news and updates.
Learn how use the CAT functions in SAS to join values from multiple variables into a single value.
Find more tutorials on the SAS Users YouTube channel.
Ready to level-up your skills? Choose your own adventure.