Acara Penutupan Jendela JS
window.onbeforeunload = function(){
alert("You are now leaving, are you sure?")
}
DatMADCoder
window.onbeforeunload = function(){
alert("You are now leaving, are you sure?")
}window.onbeforeunload = closingCode;
function closingCode(){
// do something...
return null;
}