BookmarkSubscribeRSS Feed
🔒 This topic is solved and locked. Need further help from the community? Please sign in and ask a new question.
Miracle
Barite | Level 11

Dear everyone,

 

Can I please ask how can I produce the desired output data (B) from input data (A)?

 

Your help is much appreciated.

 

 

Data A

   

Data B

   

id

yr

val

 

id

yr

val

val2

1

1

11

 

1

1

11

11

1

2

.

 

1

2

.

12

1

3

.

 

1

3

.

13

1

4

44

 

1

4

44

44

2

1

.

 

2

1

.

21

2

2

22

 

2

2

22

22

3

1

.

 

3

1

.

32

3

2

33

 

3

2

33

33

3

3

.

 

3

3

.

34

3

4

44

 

3

4

44

44

4

1

11

 

4

1

11

11

4

2

22

 

4

2

22

22

4

3

33

 

4

3

33

33

4

4

44

 

4

4

44

44

5

1

55

 

5

1

55

55

5

2

.

 

5

2

.

56

5

3

.

 

5

3

.

57

5

4

.

 

5

4

.

58

6

1

.

 

6

1

.

63

6

2

.

 

6

2

.

64

6

3

.

 

6

3

.

65

6

4

66

 

6

4

66

66

1 ACCEPTED SOLUTION

Accepted Solutions
Kurt_Bremser
Super User
proc sort data=have;
by id yr;
run;

data int;
set have;
by id;
retain val2;
if first.id then val2 = .;
if val ne . then val2 = val;
else if val2 ne . then val2 = val2 + 1;
run;

proc sort data=int;
by id descending yr;
run;

data want;
set int;
by id;
retain val3;
if val2 = . then val2 = val3;
else val3 = val2;
val3 = val3 - 1;
drop val3;
run;

proc sort data=want;
by id yr;
run;

View solution in original post

3 REPLIES 3
Kurt_Bremser
Super User
proc sort data=have;
by id yr;
run;

data int;
set have;
by id;
retain val2;
if first.id then val2 = .;
if val ne . then val2 = val;
else if val2 ne . then val2 = val2 + 1;
run;

proc sort data=int;
by id descending yr;
run;

data want;
set int;
by id;
retain val3;
if val2 = . then val2 = val3;
else val3 = val2;
val3 = val3 - 1;
drop val3;
run;

proc sort data=want;
by id yr;
run;
Ksharp
Super User
data have;
input id yr val;
cards;
1 1 11
1 2 . 	
1 3 .
1 4 44
2 1 . 	
2 2 22
;
run;
data temp;
 set have;
 by id;
 retain found;
 if first.id then call missing(found);
 if not missing(val) and not found then do;output;found=1;end;
run;
data want;
 merge have temp(keep=id yr val rename=(yr=_yr val=_val));
 by id;
 if missing(val) then val=_val+yr-_yr;
 drop _yr _val;
run;
Miracle
Barite | Level 11

Thank you very much KurtBremser and Kisharp.

sas-innovate-2024.png

Join us for SAS Innovate April 16-19 at the Aria in Las Vegas. Bring the team and save big with our group pricing for a limited time only.

Pre-conference courses and tutorials are filling up fast and are always a sellout. Register today to reserve your seat.

 

Register now!

How to connect to databases in SAS Viya

Need to connect to databases in SAS Viya? SAS’ David Ghan shows you two methods – via SAS/ACCESS LIBNAME and SAS Data Connector SASLIBS – in this video.

Find more tutorials on the SAS Users YouTube channel.

Discussion stats
  • 3 replies
  • 923 views
  • 2 likes
  • 3 in conversation