Something

public OnPlayerCommandText(playerid, cmdtext[])
{
        new string[256];
        new cmd[256];
        new idx;
        new giveplayerid;
        new giveplayername[MAX_PLAYER_NAME];
        new playername[MAX_PLAYER_NAME];

	new temp[256];
        cmd = strtok(cmdtext, idx);

        if (strcmp(cmd, "/bnaclub", true)==0)
        {
           SetPlayerPos(playerid,2613.7576,2848.1772,19.9922); //
        }
        else if (strcmp(cmd, "/tp", true)==0)
        {
           temp = strtok(cmdtext, idx);

           if (!strlen(temp) || !IsNumeric(temp))
           {
              SendClientMessage(playerid, RED, "Invalid usage, Correct usage: /tp id .");
             return 1;
           }

           giveplayerid = strval(temp);
           if (!IsPlayerConnected(giveplayerid))
           {
              SendClientMessage(playerid, RED, "Invalid player ID!");
              return 1;
           }

           if (playerid == giveplayerid)
           {
              SendClientMessage(playerid, RED, "You can not teleport to yourself.");
              return 1;
           }

           new Float:x, Float:y, Float:z;
           GetPlayerPos(giveplayerid, x, y, z);
           SetPlayerPos(playerid, x, y, z);

           // Get the player names
           GetPlayerName(playerid, playername, sizeof(playername));
           GetPlayerName(giveplayerid, giveplayername, sizeof(giveplayername));

           // Tell the player who they are teleporting to
           format(string, sizeof(string), "You have been teleported to %s!", giveplayername);
           SendClientMessage(playerid, YELLOW, string);

           // Tell the player who is teleporting to them
           format(string, sizeof(string), "%s has been teleported to you!", playername);
           SendClientMessage(giveplayerid, YELLOW, string);
        }
        else if (strcmp(cmd, "/ctp", true)==0)
        {
	   if(!IsPlayerInAnyVehicle(playerid))
	   {
	     SendClientMessage(playerid, RED, "You must be in a vehicle to use this command.");
	     return 1;
           }

           temp = strtok(cmdtext, idx);

           if (!strlen(temp) || !IsNumeric(temp))
           {
             SendClientMessage(playerid, RED, "Invalid usage, correct usage: /ctp id .");
             return 1;
           }

           giveplayerid = strval(temp);
           if (!IsPlayerConnected(giveplayerid))
           {
              SendClientMessage(playerid, RED, "Invalid player ID!");
              return 1;
           }

           if (playerid == giveplayerid)
           {
              SendClientMessage(playerid, RED, "You can not teleport to yourself.");
              return 1;
           }

           new Float:x, Float:y, Float:z;
           GetPlayerPos(giveplayerid, x, y, z);
           SetVehiclePos(GetPlayerVehicleID(playerid), x, y, z);

           // Get the player names
           GetPlayerName(playerid, playername, sizeof(playername));
           GetPlayerName(giveplayerid, giveplayername, sizeof(giveplayername));

           // Tell the player who they are teleporting to
           format(string, sizeof(string), "You have been car-teleported to %s!", giveplayername);
           SendClientMessage(playerid, YELLOW, string);

           // Tell the player who is teleporting to them
           format(string, sizeof(string), "%s has been car-teleported to you!", playername);
           SendClientMessage(giveplayerid, YELLOW, string);
        }
    return 1;
}

      if (strcmp(cmd, "/dive", true)==0)
		    {
             new Float:x, Float:y, Float:z;
             GetPlayerPos(playerid, x, y, z);
			 SetPlayerPos(playerid, x, y, z+500);
             GivePlayerWeapon(playerid, 46, 1);
	 return 1;
}