In javascript, getElementsByTagName() method is useful to access the HTML elements using the tag name. This method is the same as the getElementsByName method. Here, we are accessing the elements using the tag name instead of using the name of the element.

Creating Event Listeners Event handlers are usually connected (or “attached”) to various HTML elements. To create an event listener, use element. addEventListener(eventName, callback, useCapture) . If the third argument is true, the callback will fire during the capturing phase rather than the default bubbling phase.

HTML DOM Element click() The click() method simulates a mouse-click on an element. This method can be used to execute a click on an element as if the user manually clicked on it.