Index Page for this controller.
Maps to the following URL http://example.com/index.php/welcome
- or - http://example.com/index.php/welcome/index
- or -
Since this controller is set as the default controller in
config/routes.php, it's displayed at http://example.com/
So any other public methods not prefixed with an underscore will
map to /index.php/welcome/
See
https://codeigniter.com/user_guide/general/urls.html
Welcome