Remove hook.
fusion_remove_hook( string $name, string $function [, int $que, array $default_args, int $accepted_args ] ) : bool
$name (string) (Required) The name of the hook, this is your identifier.
$function (string) (Optional) If you specify function name, it removes only that function from hook.
$que (int) (Optional) Values 1-10, where 1 runs first and 10 runs last. Default value: 10
(bool)
fusion_remove_hook('test_hook');