How to do 301 redirects in CodeIgniter?

We can use redirect helper to do 301 redirects in Codeigniter.

Syntax :

 redirect($uri = '', $method = 'auto', $code = NULL)

Parameter:

    $uri (string) – URI string
    $method (string) – Redirect method (‘auto’, ‘location’ or ‘refresh’)
    $code (string) – HTTP Response code (usually 302 or 303)

Return type: void

Sample Usage:-

redirect('/posts/13', 'New location', 301);