The getElementsByClassName() method returns a collection of elements with a specified class name(s). The getElementsByClassName() method returns an HTMLCollection.

Using JavaScript, we can get element by id using following syntax: var x=document.getElementById("by_id"); I tried following to get element by class: var y=document.getElementByClass("by_class");...

Sep 28, 2010 · There are 3 different ways to get elements by class in javascript. But here for your query as you have multiple elements with the same class names you can use 2 methods: getElementsByClassName Method - It returns all the elements with the specified class present in the document or within the parent element which called it.

Aug 29, 2012 · You should use a regex match on the className like so: if(doc.childNode[i].className.match("\s*" + search_class + "\s*") where the variable search_class is the class name that you are looking for. – WebWanderer

Jul 26, 2024 · The getElementsByClassName method of Document interface returns an array-like object of all child elements which have all of the given class name(s). When called on the document object, the complete document is searched, including the root node.

Sep 6, 2024 · To get the value of an element by its class name in JavaScript, you can use the getElementsByClassName() method. This method returns an array-like object of all elements with the specified class name.

This tutorial shows you how to select elements by a given class name by using the element.getElementsByClassName() method.

Apr 10, 2025 · Learn about the Element.getElementsByClassName () method, including its syntax, code examples, specifications, and browser compatibility.

In this tutorial, you will learn how to use the JavaScript getElementsByClassName() method to select elements by class name.

Jan 13, 2020 · The first method most people learn when starting out with Javascript is this classic. document.getElementById () as its name implies, searches the DOM for the given id and does whatever you tell it to do with it. For instance: “Hi there!” is a perfectly fine greeting but what if we want people to think we’re cooler than we are?