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Rick Aster: Professional SAS Programming Shortcuts: Contents

Chapter 64
Program
Parameter window

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options missing=' ';
data _null_;
   window Periods
       #1 @3 'Time Period Comparison'
       #3 @5 'Base time period:' +1 base $f7.
       #4 @5 'Number of time periods to compare:' +1 n 2.
       #7 @2 'Press Enter to continue.';
   display periods;
   call symput('BASE', base);
   call symput('N', put(n, f2.));
   stop;
run;