#define Test 1 //Good 2 Manger 3 .... Owner 5

public OnPlayerSpawn(playerid)
{
      if(PlayerInfo[playerid][pRank] == Test)
      {
             //your things do here
       }
       else if(PlayerInfo[playerid][pRank] == Good)
       {
             //your things do here
       }
       //put others as you want
       return 1;
}

CMD:setrank(playerid, params[])
{
    new lvl, player, string[128]; // Local variable
    if(IsPlayerAdmin(playerid) || PlayerInfo[playerid][pAdmin] >= 5) // Checks if the player is a RCON admin or level 5 admin or more
    {
        if(sscanf(params,"ui", player, lvl)) return SendClientMessage(playerid, GREY, "Usage: /setadmin [id] [level]");
        
        if(lvl > 6) return SendClientMessage(playerid, RED, "MAX. Admin level is 6!");// Checks if you put a level above 6 (You can change it to your own)

        if(!IsPlayerConnected(player)) return SendClientMessage(playerid, RED, "Invalid player id!");
        else
        {
            format(string,sizeof(string),"You have set "COL_LIGHTGREEN"%s (%d)"COL_WHITE" admin level to "COL_LIGHTGREEN"%d", GetName(player), player, lvl); // Sends message to player
            SendClientMessage(playerid, WHITE, string);
            format(string,sizeof(string),"Admin "COL_LIGHTGREEN"%s (%d)"COL_WHITE" has set your admin level to "COL_LIGHTGREEN"%d", GetName(playerid), playerid, lvl);
            SendClientMessage(player, WHITE, string);
            PlayerInfo[player][pAdmin] = lvl; // Adds the level to player status
         }
    }
    else // If the player is neither a RCON admin or level 4, then he will get this message
    {
        SendClientMessage(playerid, RED, "You're not a level 4 admin");
    }
    return 1;
}