title: Getting the Reference URL from form element using hidden field(PHP, HTML form)
body: <p>I have an website and have multiple projects. All the project pages has contact us button and its redirected to contact page with form integrated. So <strong>i want to find from which URL they are coming and filling the form</strong>. I am using pure HTML, CSS website and PHP for form submission.</p>
  
  <p>Thanks in advance.!!</p>