Answers for "what does getelementsbyclassname[0] return"

getelementbyclass

var selector = document.getElementsByClassName('class-name');

Posted by: Guest on May-25-2020

get elment by id within get element byclassname

var targetDiv = document.getElementById("foo").getElementsByClassName("bar")[0];
targetDiv.textContent = "Goodbye world!";

Posted by: Guest on June-15-2020

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