http://www.freecodecamp.com/fcc0208647c 's solution for Bonfire: Sum All Numbers in a Range

bonfire-sum-all-numbers-in-a-range.js

// Bonfire: Sum All Numbers in a Range
// Author: @fcc0208647c
// Challenge: http://www.freecodecamp.com/challenges/bonfire-sum-all-numbers-in-a-range
// Learn to Code at Free Code Camp (www.freecodecamp.com)

function sumAll(arr) {
  arr.sort();
  start = Math.min.apply(Math, arr);
  end = Math.max.apply(Math, arr);

  sum = 0;
  for (i=start;i<end+1;i++){
      console.log(i);
      sum += i;
  }
  return sum;
  
}

sumAll([5, 10]);