get element by class
var elements = document.getElementsByClassName(names); // or:
var elements = rootElement.getElementsByClassName(names);get element by class
var elements = document.getElementsByClassName(names); // or:
var elements = rootElement.getElementsByClassName(names);get element by class
var x = document.getElementsByClassName("example");
var i;
for (i = 0; i < x.length; i++) {
x[i].style.backgroundColor = "red";
}Copyright © 2021 Codeinu
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