js get first element by class
var elements = document.getElementsByClassName('className');
var requiredElement = elements[0];js get first element by class
var elements = document.getElementsByClassName('className');
var requiredElement = elements[0];get elment by id within get element byclassname
var targetDiv = document.getElementById("foo").getElementsByClassName("bar")[0];
targetDiv.textContent = "Goodbye world!";get element by id inside first element by class
var targetDiv = document.getElementById("foo").getElementsByClassName("bar")[0];Copyright © 2021 Codeinu
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