回答編集履歴

let -> const

2020/05/18 17:36

投稿

スコア1217

test CHANGED Viewed

@@ -22,9 +22,9 @@
 list.addEventListener('click', e => {
-  let nowIndex = iconList.findIndex(icon => e.target.classList.contains(icon));
+  const nowIndex = iconList.findIndex(icon => e.target.classList.contains(icon));
-  let nextIndex = (nowIndex + 1) % iconList.length;
+  const nextIndex = (nowIndex + 1) % iconList.length;
   e.target.classList.replace(iconList[nowIndex], iconList[nextIndex]);