http://www.freecodecamp.com/patrickcurl '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: @patrickcurl
// 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) {
  var newArr = [];
  
  for(var i=Math.min(...arr); i<=Math.max(...arr); i++){
    newArr.push(i);
  }
  
  total = newArr.reduce(function(a,b){ return a+b; });
  return total;
}
sumAll([1, 4]);