load_class() load_class( $class, $directory = 'libraries', $prefix = 'CI_') Parameters $class $directory $prefix
show_error() show_error( $message, $status_code = 500, $heading = 'An Error Was Encountered') Parameters $message $status_code $heading
log_message() log_message( $level = 'error', $message, $php_error = FALSE) Parameters $level $message $php_error
_exception_handler() _exception_handler( $severity, $message, $filepath, $line) Parameters $severity $message $filepath $line
remove_invisible_characters() remove_invisible_characters( $str, $url_encoded = TRUE) Parameters $str $url_encoded