gegeke · June 7, 2019 14:48
diff --git a/additionOptimizationWithForWhile2.js b/additionOptimizationWithForWhile2.js
 export const addSingle = (items, noItems) => {
  return new Promise((resolve) => {
    let sumData = 0
    let i = noItems
    while(i--) {
      sumData += items[i].data1
    }
    resolve(sumData)
  })
 }
	export const addSingle = (items, noItems) => {
	return new Promise((resolve) => {
	let sumData = 0
	let i = noItems
	while(i--) {
	sumData += items[i].data1
	}
	resolve(sumData)
	})
	}