![]() That's a security/UX feature that's mandated by the HTML5 spec, and it can't be worked around in recent versions of browsers. How to close tab using javascript in all browsers (i. The approach to be followed is by opening the current URL using JavaScript so that it could be closed with a script. 1 As the error says, you can't close a browser window through JavaScript if you didn't create the window through a script to begin with. However, we can close a window by using a workaround. SImilarly onClicking the “Click here to close the window” button we are calling function which uses the close() method in javascript to close the opened window. JavaScript does not allow one to close a window opened by the user, using the window.close () method due to security issues. In this function it links the website using the window.open() method in javascript. In function openW() we have passed the website link and the window width and height which is assigned to the variable win. In The above code there are two buttons “Click to open website”, which calls a function onClick i.e openW(). ![]() Here we are using close() method from JavaScript to close current tab. Using JavaScript we can open and close current tab in a browser window with JavaScript. ![]() Using JavaScript onbeforeunload event, you can easily show a confirmation on tab close event. Not only for the above situations, you can use JavaScript browser close confirmation many other cases. For this purpose, the beforeunload event of JavaScript is used. For instance, it can be used to detect a tab or browser closing by utilizing JavaScript. JavaScript functionality can be extended to detect some events in the browser or in the tab. Please mark this as solved if it's resolved.How to close the current tab in a browser window using JavaScript When user closing tab/browser, if you implement a confirmation alert then it will help to solve the both the above-described situation. It generates a pop-up/alert message for confirmation of the closing of a tab or browser. One solution is to use the beforeunload event in combination with a 'dirty' flag, which only triggers the prompt if its really relevant. Tested this script in Mozilla Firefox 1.5.0.4 and IE 6, XP SP2, Mozilla 1.7.12. Long, correct answer: You also dont want to show this message when the user hasnt changed anything on your forms. But if there is only one tab open where this script is executing then the window will be closed. Var win = window.open(“”,”_self”) /* url = “” or “about:blank” target=”_self” */įor example In Mozilla, if there are more than one tabs open, then only the tab where this script is being executed, will be closed, not the whole window. In that way, the script opens the window (which is a blank one) and closes the window too. But we open a blank page in the same window using “_self” as the target window and close the same window. If you observe the error message that is thrown by Mozilla Firefox, “Scripts may not close windows that were not opened by the script”, it clearly says that if the script didn’t open the window, you can’t close that. ![]() But there is a workaround to resolve this issue. Some browsers will not allow you to close the window using window.close() unless the script opened the window.
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