if i use window.location.href code not execute

Question

when I try to execute the code javascript function after writing all code I redirect the page to another page but it redirects to that page but my code which I write before window.location.href it is not executing please help me

code..

function Delete(){

  var url_string = window.location.href;
  var url = new URL(url_string);
  var token = url.searchParams.get("token");
  
  firebase.database().ref('Driver/'+token).remove();
  console.log('it work')
  window.location="../zozotidriver/display.php";

  }

and if I remove window.location.href then my code execute but it not redirect.

Answer 1

I'm not an expert in firebase, but you probably have to handle the asynchronous part:

firebase.database().ref('Driver/'+token).on('child_removed', function (snapshot) {
    window.location="../zozotidriver/display.php";
})
firebase.database().ref('Driver/'+token).remove();