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javascriptのquerySelectorAllで取得したNodelistをforEachでループしたときに、インデックスも取得する方法

Last updated at Posted at 2020-01-07

querySelectorAllで配列に似た?NodeListというオブジェクトを取得できます

NodeListは、forEachループが使えます

ループするときに要素だけでなく、インデックス、それとNodeList自身も取得できます

ループ時のインデックス取得はよくあるので、簡単に取得できてよかった

See the Pen BayJXdw by adamof (@adamof) on CodePen.

こちらを参考にしました

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