Example of adding an onclick event:¶ That’s where the “onclick()” event can be useful. When you are coding in JavaScript, it’s common to want to run code when a user interacts with the web page. Example 2 Suppose we want to create a form that takes the name as input field and … Let’s consider an example where you need to click the button to set a function that will output a message in a

element with id="demo". The click event is sent to an element when the mouse pointer is over the element, and the mouse button is pressed and released. Assign the "onclick" event to the window object: window.onclick = myFunction; // If the user clicks in the window, set the background color of to yellow. For example, you might want something to happen when a user presses a button. While using W3Schools, you agree to have read and accepted our, All HTML elements, EXCEPT: , ,
, A user clicking a button, submitting a form, or pressing a key on their keyboard are all examples of events in action. Like, react js, angular are some other frameworks we use in onclick functions. The event listener is part of an element—like a button—that “listens” and waits until you interact with it. This tutorial shows you how you can implement addEventListener() in your code. In plain JavaScript, the idea remains similar. Syntax: onclick is also the event trigger in the javascript functions it may be helpful for user validations and navigate the web pages. We’ll also create a JavaScript file that will hold our event code. onclick allows you to run code when a user clicks a button or another element on your web page. If any anonymous function to the HTML elements the onclick attribute will attach event … The third parameter is a boolean value specifying whether to use event bubbling or event capturing. , ,