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Rick Aster: Professional SAS Programming Secrets: Contents

Chapter 10
Program 10d
Defining age groups in a SELECT block

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*
  Professional SAS Programming Secrets
  Program 10d
  Defining age groups in a SELECT block
*;
data work.agegroup;
   set work.customer;
   
   length age_group $ 5;
   select ;
      when (missing(age), age < 0) age_group = '';
      when (age < 21) age_group = '0-20';
      when (age < 71) age_group = '21-70';
      otherwise age_group = '71+';
      end;
run;