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Get birthday from danish cpr using case expression
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%macro CprToBirthdaySql(cprnr); | |
case | |
when 0 <= input(substr(&cprnr,8,1),?1.) <= 9 and | |
0 <= input(substr(&cprnr,9,1),?1.) <= 9 then | |
case | |
when input(substr(&cprnr,7,1),1.) in (5,6,7,8) and | |
input(substr(&cprnr,5,2),2.) > 58 then | |
mdy(input(substr(&cprnr,3,2),2.), | |
input(substr(&cprnr,1,2),2.), | |
sum(1800,input(substr(&cprnr,5,2),2.))) | |
when input(substr(&cprnr,7,1),1.) in (0,1,2,3) or | |
(input(substr(&cprnr,7,1),1.) in (4,9) and | |
input(substr(&cprnr,5,2),2.) >= 37) then | |
mdy(input(substr(&cprnr,3,2),2.), | |
input(substr(&cprnr,1,2),2.), | |
sum(1900,input(substr(&cprnr,5,2),2.))) | |
when input(substr(&cprnr,7,1),1.) in (4,5,6,7,8,9) and | |
input(substr(&cprnr,5,2),2.) < 37 then | |
mdy(input(substr(&cprnr,3,2),2.), | |
input(substr(&cprnr,1,2),2.), | |
sum(2000,input(substr(&cprnr,5,2),2.))) | |
else . | |
end | |
else | |
case | |
when input(substr(&cprnr,7,1),1.) in (5,9) then | |
mdy(input(substr(&cprnr,3,2),2.), | |
input(substr(&cprnr,1,2),2.), | |
sum(1800,input(substr(&cprnr,5,2),2.))) | |
when input(substr(&cprnr,7,1),1.) in (0,8) then | |
mdy(input(substr(&cprnr,3,2),2.), | |
input(substr(&cprnr,1,2),2.), | |
sum(1900,input(substr(&cprnr,5,2),2.))) | |
when input(substr(&cprnr,7,1),1.) = 6 then | |
mdy(input(substr(&cprnr,3,2),2.), | |
input(substr(&cprnr,1,2),2.), | |
sum(2000,input(substr(&cprnr,5,2),2.))) | |
else . | |
end | |
end | |
%mend CprToBirthdaySql; |
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