https://imswengineer.tistory.com/156<figure id="og_1714453901310" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="article" data-og-title="[JS] ๋น ๋ฐฐ์ด๋ก ์ด๊ธฐํํ๊ธฐ" data-og-description="1. ๋น๋ฐฐ์ด ํ ๋นํ๊ธฐ let arr = [1, 2, 3]; arr = []; document.wri..