What is inhibitor are Codeigniter?

Inhibitor in Codeigniter is a class in Codeigniter which internally uses native error handling functions of PHP like set_error_handler,get_exception_handler, register_shutdown_function to handle parse errors, exceptions, and fatal errors.

Inhibitor class of Codeigniter helps you to formats the error messages, logs the error, mail the error, redirects to a "placatory" view if any error specific error has occurred.