JavaScript before leaving the page

Question

I want to make a confirmation before user leaving the page. If he says ok then it would redirect to new page or cancel to leave. I tried to make it with onunload

<         


        

Answer 1

Close this window, press F5 or click on the link below to invoke the onbeforeunload event.

Click here to go to w3schools.com

https://www.w3schools.com/tags/ev_onbeforeunload.asp