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Oct 28th, 2019
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  1. "use strict"
  2. /*
  3. *Задаем массивы
  4. *добовляем функцию для создания укороченного массива
  5. *вывод функции
  6. */
  7. let arr = [5,3,8,1,];
  8. let newArr = []
  9.  
  10. function filterRange(arr, a, b){
  11. let aLength = 0;
  12. let bLength = 0;
  13. let i = 0;
  14. let j = 0;
  15.  
  16. for (let key in arr ){
  17. if (a == arr[key]) { aLength = i; break; }
  18. i++;
  19. }
  20.  
  21. for (let key in arr ){
  22. if (b == arr[key]) { bLength = j; break; }
  23. j++;
  24. }
  25. newArr = arr.slice(aLength,bLength+1);
  26. }
  27.  
  28. filterRange(arr,3, 1);
  29. alert(newArr);
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