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20 Nov 2017 In this tutorial, we will go over several ways to access ele. We can get all the elements with a given class name with the getElementsByClassName() method. The selector for an id attribute is the hash symbol ( # ). We can You can use the getElementsByClassName() to get or select the elements by their class attribute value in JavaScript. This method returns an array of matched 24 Oct 2010 DOM: Get Elements by ID, Tag, Name, Class, CSS Selector. By Xah Here's JavaScript code that makes the first element with name="xyz" red. If an element has the id attribute, then there's a global variable by the name Here in the tutorial we'll often use id to directly reference an element, but . getElementsByClassName(className) returns elements that have the given CSS class.18 Mar 2019 returns an array-like object of all child elements which have all of the given class names. 17 May 2018 In this tutorial, we will learn how to further alter the DOM by In JavaScript, we have the className and classList properties to work with the class attribute. Select the second div by class name const activeDiv = document. 16 Aug 2017 31 Jul 2013 Using JavaScript, we can get element by id using following syntax: . and dont forget that the returned value is an array of elements so if you want the first one use: document. suppose you have some elements and applied a class name 'test', so, you can get elements like as following var tests Example. Get all elements with the specified class name: CSS Reference: CSS .class Selector. HTML DOM HTML DOM Reference: className Property. Syntax. element.getElementsByClassName(classname) Example. Change the background color of the second element with class="child" inside of a