[Neil.]

PHP код:

if(!strcmp(cmdtext, "/siren", true))
    {
        new skinid = GetPlayerSkin(playerid);
     if(skinid == 265 || skinid == 266 || skinid == 284)
        {
        new string[128], type;
        new VID = GetPlayerVehicleID(playerid);
        if(sscanf(params, "d", type))// THIS IS THE ERROR LINE, THe params is undefined as said in the compilation result
        {
            SendClientMessage(playerid, 0xFFFFFFFF, "USAGE: /siren [type]");
            SendClientMessage(playerid, 0xFF9900FF, "Type /credits to the person who made this");
            return 1;
        }
        switch(type)
        {
        case 1:
            {
                if(Siren[VID] == 1)
                {
                    SendClientMessage(playerid, 0xFF0000FF, "ERROR: This vehicle already has a siren!");
                    return 1;
                }
                 new sendername[MAX_PLAYER_NAME];
                 Siren[VID] = 1;
                 GetPlayerName(playerid, sendername, sizeof(sendername));
                 SirenObject[VID] = CreateObject(18646, 10.0, 10.0, 10.0, 0, 0, 0);
                 AttachObjectToVehicle(SirenObject[VID], VID, 0.0, 0.75, 0.275, 0.0, 0.1, 0.0);
                 format(string, sizeof(string), "* %s puts the siren on and begins to patrol", sendername);
                 ProxDetector(30.0, playerid, string, 0x00FF00FF,0x00FF00FF,0x00FF00FF,0x00FF00FF,0x00FF00FF);
                return 1;
            }
        case 2:
            {
                if(Siren[VID] == 1)
                {
                    SendClientMessage(playerid, 0xFF0000FF, "ERROR: This vehicle already has a siren!");
                    return 1;
                }
                        Siren[VID] = 1;
                        new sendername[MAX_PLAYER_NAME];
                        GetPlayerName(playerid, sendername, sizeof(sendername));
                        SirenObject[VID] = CreateObject(18646, 10.0, 10.0, 10.0, 0, 0, 0);
                        AttachObjectToVehicle(SirenObject[VID], VID, -0.43, 0.0, 0.785, 0.0, 0.1, 0.0);
                        format(string, sizeof(string), "* %s puts the siren on and begins to patrol", sendername);
                        ProxDetector(30.0, playerid, string, 0x00FF00FF,0x00FF00FF,0x00FF00FF,0x00FF00FF,0x00FF00FF);
                        return 1;
            }
        case 3:
            {
                if(Siren[VID] == 0)
                {
                    SendClientMessage(playerid, 0xFF0000FF, "ERROR: This vehicle doesn't have a siren on it!");
                    return 1;
                }
                Siren[VID] = 0;
                new sendername[MAX_PLAYER_NAME];
                GetPlayerName(playerid, sendername, sizeof(sendername));
                DestroyObject(SirenObject[VID]);
                format(string, sizeof(string), "* %s puts the siren off and is now off duty", sendername);
                ProxDetector(30.0, playerid, string, 0x00FF00FF,0x00FF00FF,0x00FF00FF,0x00FF00FF,0x00FF00FF);
                return 1;
            }
        default:
            {
                SendClientMessage(playerid, 0xFF0000FF, "ERROR: Invalid license type! /siren [type]");
                SendClientMessage(playerid, 0xFF9900FF, "Type: 1 = Roof, 2 = Inside, 3 = Off.");
            }
        }
    }
    else SendClientMessage(playerid, 0xFF0000FF, "ERROR: You're not a member of the the Enforcer");
    return 1;
}