A global variable, window, representing the window in which the script is running, is exposed to JavaScript code. onload is most often used within the element to execute a script once Inside document.addEventListener( "DOMContentLoaded", function(){}); will run it once the DOM is ready. How to put a responsive clear button inside HTML input text field ? All Right Reserved. In general, you should only use a link for navigation to a real URL. How to prove that the supernatural or paranormal doesn't exist? There exists a special navigator.sendBeacon(url, data) method for such needs, described in the specification https://w3c.github.io/beacon/. The hacky workaround was to use window.onload to wait for the rest of the page to load. We can do something there that doesnt involve a delay, like closing related popup windows. Naturally, it has to wait for styles to load. Step 2 After Step 1 your project has been created. In the above example, when a user clicks on the paragraph element in the html, they will see an alert showing onclick Event triggered. Is there a solutiuon to add special characters from software and how to do it, Minimising the environmental effects of my dyson brain. The unload event is fired when the document or a child resource is being unloaded. To do this we create a variable called "self" to hold a reference to the Main class scope and pass it into the "onload" function so we can call "self.onImageLoad (event);". ngAfterViewInit () link. ,