class commandscript_example : public CommandScript
{
    public:
        commandscript_example() : CommandScript("commandscript_example") { }

        ChatCommand* GetCommands()
        {
            static ChatCommand HelloWorldCommandTable[] =
            {
                { "hello",          SEC_PLAYER,         false,  &ChatHandler::HandleHelloWorldCommand,         "", NULL },
                { NULL,             0,                  false, NULL,                                           "", NULL }
            };
            return HelloWorldCommandTable;
        }
        bool ChatHandler::HandleHelloWorldCommand(const char* /*args*/)
        {
            PSendSysMessage("Hello World");
            return true;
        }

void AddSC_commandscript_scripts()
{
    new commandscript_example();
}