Array.prototype

背景
投稿者投稿者publictecいいね0お気に入り登録1
プレイ回数134難易度(1.0) 190打 英字

関連タイピング

問題文

ふりがな非表示 ふりがな表示
(constructor) constructor (tostring) toString (tolocalestring) toLocaleString (join) join (pop) pop (push) push (reverse) reverse (shift) shift (unshift) unshift (slice) slice
(sort) sort (splice) splice (foreach) forEach (filter) filter (some) some (every) every (map) map (indexof) indexOf (lastindexof) lastIndexOf (reduce) reduce
など
(reduceright) reduceRight (copywithin) copyWithin (find) find (findindex) findIndex (fill) fill (includes) includes (entries) entries (concat) concat (keys) keys
問題文を全て表示 一部のみ表示 誤字・脱字等の報告