[Fj0rtizFredde]

pawn Код:

if(!strcmp(cmdtext, "//say", true, 5))
    {
        if (IsPlayerAdmin(playerid))
        {
          if(!strlen(cmdtext[5])) return SendClientMessage(playerid, COLOR, "USE: //say <text>");
            GetPlayerName(playerid, sendername, sizeof(sendername));
          format(string, sizeof(string), "%s: %s" ,sendername, cmdtext[5]);
            SendClientMessageToAll(color, string);
            return 1;
        }
        else return SendClientMessage(playerid, RED, "You are not an admin!");
    }

Idk if it will work :P I wrote it inside the forum :P Buy you get the point how it works :P