php error: The Encrypt library requires the Mcrypt extension in codeigniter

Question

I have a login and sign up form and use the encrypt library to encrypt the password.. I am using Xampp for my server and my system works correctly..

code to encrypt

Answer 1

Best solution is (only available for CI 3 and up):

change

 $this->load->library('encrypt');

to

 $this->load->library('encryption');