php - How to get Return Value to use in Controller

Solution:

you can do like this in controller

$inserted_id  = $this->Add_user_model->add_user($data, $table);

documentation : https://codeigniter.com/userguide3/general/models.html#id4

Solution:

Once variables $data, $table declared, and function add_user is defined - you have to call this to make use of it. Try as follows:

add_user($data, $table);