Document.getElementsByClassName()
Dec 13, 2021
it’s looks like Document.getElementsById() but it’s not bring node. it bring HTMLCollection.
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What is it? it looks like array. HTMLCollection is these day didn’t use it much , it left historical reason….?
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사실 문서를 읽어봐도 이해가 안된다. 즉 DOM에서 일반 Node 를 불러오는 것이아니라 HTMLCollection이라는 Object type array?를 불러온다.
console.log results. it looks object. but it looks diffent with array and object.
