title: the best way to make codeigniter website multi-language. calling from lang arrays depends on lang session?
body: <p>I'm researching hours and hours, but I could not find any clear, efficient way to make it :/</p>
  
  <p>I have a codeigniter base website in English and I have to add a Polish language now. What is the best way to make my site in 2 language depending visitor selection?</p>
  
  <p>is there any way to create array files for each language and call them in view files depends on Session from lang selection? I don't wanna use database. </p>
  
  <p>Appreciate helps! I'm running out of deadline :/ thanks!!</p>