How to set or get config variables in Codeigniter?
Codeigniter | SET or GET config variables
The config set_item() & item() functions are work for SET and GET a config variable in codeigniter
In Codeigniter, by default, all config variables are located at the “application/config/config.php” file.
The config class function set_item() is used to set a variable in Codeigniter
<?php
// Setting a config variable dynamically
$this->config->set_item('variable_name', value);
?>
The config class function item() is used to get a config variable value in Codeigniter.
<?php
// Getting value of config variable in Codeigniter.
$this->config->item('variable_name');
?>