jquery The unload() method not work?

Question

According to w3school The unload() method was deprecated in jQuery version 1.8 and removed in version 3.0. and these code not worl also

$(window).unload(function(){
    alert("Goodbye!");
});

any new method for doing that task please help me this is example code i am building live chat application when user close browser update value to database

Answer 1

Use pure javascript code not jquery to achieve that.

window.onbeforeunload=function(){
alert("Good Bye");
}

Answer 2

Try this one:

window.onbeforeunload = function(){
    return "Bye now!";
};