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Help us understand the problem. What is going on with this article?

.joinってなに?

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.joinってなに?

by kinoshitatomomi
1 / 2

配列に格納されている文字列を、ループで一個ずつ取り出し、文字列に追加するやり方をするんだったら、Array.join("") 使うべき

function join(ary) {
return ary.join("");
}

kinoshitatomomi
勉強を自己流にはじめたメモ。 自分メモ用。とりあえず書いていって後にきれいにする。
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