[์๋ฐ์คํฌ๋ฆฝํธ] ์ ์ฌ๋ฐฐ์ด๊ฐ์ฒด์์ ๊บผ๋ด๋๊ฒ์ ํด๋ด๋ผ
์ฌ๊ธฐ์ ๊บผ๋ด๋ด๋ผ
const arrLike = {
0: '๐',
1: '๐',
2: '๐ฅ',
3: '๐',
4: '๐ซ',
length: 5
};
// ์ผ๋ฐ for๋ฌธ์ผ๋ก ์ํ ๊ฐ๋ฅ
for (let i = 0; i < arrLike.length; i++) {
console.log(arrLike[i]);
}
// for ... of ๋ฌธ์ ์ดํฐ๋ฌ๋ธ์์๋ง ์ฌ์ฉ ๊ฐ๋ฅ
for (const item of arrLike) {
console.log(item);
}
// ๋ฐฐ์ด์ ์ดํฐ๋ฌ๋ธ, ์ฑ๋ฅ๋ ํฅ์
for (const item of Array.from(arrLike)) {
console.log(item);
}
๋๊ธ ์์ญ