youdive https://blog.hatena.ne.jp/youdive/ sai_dive IL https://youdive.hatenadiary.com/ 繰り返し処理 for of 構文 for(変数 of 配列、文字列) { 実行する処理 } 例 const colors = ['Red', 'Yellow', 'Blue']; for(const color of colors) { console.log(color); } #=> "Red" "Yellow" "Blue" 例2 const str = 'JavaScript'; for(const value of str) { console.log(value); } #=> "J" "a" "v" "a" "S" "c" "r" "i" "p" "t" 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyoudive.hatenadiary.com%2Fentry%2F2021%2F09%2F12%2F204850" title="【JavaScript】 繰り返し処理 for of - sai_dive IL" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2021-09-12 20:48:50 rich https://youdive.hatenadiary.com/entry/2021/09/12/204850 1.0 100%