How to redirect to the same page in PHP

Question

How can I redirect to the same page using PHP?

For example, locally my web address is:

http://localhost/myweb/index.php

How can I r

Answer 1

A quick easy approach if you are not concerned about query params:

header("location: ./");

Answer 2

I just tried using header("Location: "); (without any value) and it redirected to the current page.

Answer 3

Simple line below works just fine:

header("Location: ?");