<!DOCTYPE html>
<html lang="en-US">
<body onhashchange="myFunction()">
<button onclick="hashChange()">Change hash value</button>
<script>
function hashChange(){
location.hash="something";
console.log(location.href);
}
function myFunction(){
alert("hash value is changed");
}
</script>
<p><strong>Note</strong> : Please check your console</p> </body>
</html>