title: Laravel: verify if the email has been signed in before the system allows the user to signout
body: <p>How can I verify if the email was signed in before the system allows the user to sign out?</p>
  <pre><code>public function signoutUser(Request $request)
  {
      if (User::attempt(['email' =&gt; $email])) 
      {
          return redirect()-&gt;intended('profile');
      }
  }
  </code></pre>