JavaScript 배열 reduce()

1 개요

const numbers = [100, 20, 10];
const result = numbers.reduce(function(total, num) {
  return total + num;
});
console.log( result );

const numbers = [100, 20, 10];
const result = numbers.reduce(function(total, num) {
  return total - num;
});
console.log( result );

2 같이 보기

• JavaScript 배열
• 함수 array_reduce()

3 참고

• https://www.w3schools.com/jsref/jsref_reduce.asp
• https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/reduce