In this we have to use the preventDefault() to show the confirmation dialog according to the specifications. In this case, beforeunload event will be fired just before the window or tab is to be unloaded. Here we are using close () method from JavaScript to close current tab. In the javascript, we bind the event using addEventListener() method, when we bind any event with addEventListener() then the handler function calls when that Using JavaScript we can open and close current tab in a browser window with JavaScript. ![]() This is basically used to alert the user for data save on the page or user has mistakenly refresh or navigate away from the current page by closing the tab or the browser. In the javascript, A browser or tab closing can be detected by the beforeunload event. Covering popular subjects like HTML, CSS, JavaScript, Python, SQL, Java, and many, many more. If you found this tutorial helpful then don't forget to share.Detect the browser closing or tab closing in javascript W3Schools offers free online tutorials, references and exercises in all the major languages of the web. Copy/paste the following code to the head of your page. window.close () And there you have it - I told you it was simple In case you didnt follow that, here is the complete solution in two easy steps: 1. Using the available features attribute, you can specify the width and height of the window. Now that the browser thinks a script opened a page we can quickly close it in the standard way. Again, ensure that the second parameter is the name of the window. Return 'Are you really want to perform the action?' Īs I said at the start of this tutorial, you cannot fully control the web page because you are not the owner of the Browser, you can only access limited info.įor example, you can only catch when the tab is closing but you don’t get any information why is closing.īut somehow it’s better to show a confirm box that asks the question to the user and this gives a chance to get back if the action is performed mistakenly. To close a window or tab, use close () Opening a new Window is much easier. ![]() You can use this to display an alert message on the Browser for this you only need to return your message text. ![]() For example, the following will close the current window/tab. Note that window. To close a window or tab that was opened using JavaScript, call window.close ().![]() Onbeforeunload event trigger when tries to close, refresh the tab or closing the Browser. How to Close a Window with JavaScript To close a window or tab that was opened using JavaScript, call window.close ().
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