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Name   : pgm21

Purpose: In class example on day 2 to demonstrate
       : 1) Creating a new variable
       : 2) Using OPTIONS
       : 3) Printing selected variables
       : 4) Using comments 

History: Created by Sumi on 21May12.

***************************************;

 /* day 1 ex. revisited      */
 /*                          */

  OPTIONS nonotes nodate; * Can use any where;

  data a;        * gotta have at least one comment! ;
                  *                                  ;
   input firstnm $ 1-5 acctnm $ gender $ 20 q1 $ q2 $
           num1 hgtft 33 hgtin 35-39 bday $ @40 birthday mmddyy8.;
                  * read birthday twice -- once as   ;
                  *  characters, second as date      ;
 /* do some calculations */
 * define a new variable;
    height = 12*hgtft + hgtin;
   cards ;
Marie    kmvick    f   c  . 70  5 06   04/02/57
Kevin    kswilli   m   a  e 85  5 10   09/04/70
Betsy    esfutrel  f   a  b 75  5 05   08/29/64
Dean     wdvogt    m   a  b 30  5 07   04/22/73
Jimmy    jdrhodes  m   a  b 92  5 10   02/07/73
Ryan     rmthomps  m   a  d 80  6 00   11/14/71
Chris    cdthomps  m   a  c 68  5 08   01/28/72
 ;

                  * end of data step ;
proc print data=a ;
   var firstnm height bday ;   * just these variables ;
   title1 'first example, day 2' ;
   title2 'print just 3 vars';
run ;

OPTION firstobs=2; * specify the first obs to process;


proc print data = a (obs=5 /* specify  the last obs to process */);
run;

* now print the previous statement w/o obs= ;