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Oct 16th, 2019
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  1. libname s 'C:\Users\student.WZIM.023\Desktop\test';
  2.  
  3. *data step;
  4. *zostanie stworzony zbiór z1 w bibliotece S;
  5. data S.z1;
  6. tekst = 'dzien dobry';
  7. rok = 2019;
  8. output;
  9. tekst ='to jest moj tekst';
  10. rok = 2010;
  11. output;
  12. run;
  13.  
  14. data z2;
  15. /* data work.z2;*/
  16. tekst = 'dzien dobry';
  17. rok = 2019;
  18. run;
  19.  
  20. *proc step;
  21. proc contents data = S.z1;
  22. run;
  23.  
  24. proc print data = S.z1;
  25. run;
  26.  
  27. *czytanie danych;
  28. data s.Z3;
  29. /* set work.z2; */
  30. set z2;
  31. run;
  32.  
  33. *tworzenie nowych zmiennych;
  34. data S.z4;
  35. set sashelp.class;
  36. /* 4bmi = weight / (height* height) * 703;
  37. bmi 4 = ....
  38. nazwy zmiennych do 32 znaków */
  39. _bmi_4 = weight / (height* height) * 703;
  40. rok = '01JAN2019'd;
  41. name = sex || '-' || name;
  42. label rok ='to jest moj rok'
  43. name='to jest dluga nazwa';
  44.  
  45. run;
  46.  
  47. *selekcja wierszy;
  48. data S.z5;
  49. set sashelp.cars;
  50. where make = 'Audi' and type ='Sedan';
  51. run;
  52.  
  53. data s.z6;
  54. set sashelp.airline;
  55. where date <='01JAN1959'd;
  56. run;
  57.  
  58. *selekcja kolumn;
  59. data S.z7;
  60. set sashelp.class;
  61. keep name sex;
  62. run;
  63.  
  64. data S.z8;
  65. set sashelp.cars;
  66. keep m: ;
  67. run;
  68.  
  69. data S.z9;
  70. set sashelp.cars;
  71. drop make model;
  72. /* drop m: ; */
  73. run;
  74.  
  75. data
  76. S.z10(keep=make model) S.z11(drop=make model);
  77. set sashelp.cars(where=(make='Audi'));
  78. run;
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