Answers for "In JavaScript, you use the getElementsByClassName() method to select elements based on their classes. The getElementsByClassName() method is available on the document object and any HTML element."

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

Code answers related to "In JavaScript, you use the getElementsByClassName() method to select elements based on their classes. The getElementsByClassName() method is available on the document object and any HTML element."