[sanrock]

pawn Код:

CMD:changename(playerid, params[])
{
    new newname[24];
    new string[128];
    new pname[MAX_PLAYER_NAME];
    if(sscanf(params, "s[24]",newname))return SendClientMessage(playerid, COLOR_RED,"Usage: /changename <New Name>");

    GetPlayerName(playerid,pname,24);
    new query1[256],escapename[24];
    mysql_real_escape_string(newname, escapename);
    format(query1, sizeof(query1), "SELECT `user` FROM `playerdata` WHERE `user` = '%s'", escapename);
    mysql_query(query1);
    mysql_store_result();
    new rows = mysql_num_rows();
    if(!rows)
    {
        new query[256];
        format(query, sizeof(query), "UPDATE `playerdata` SET `user`= '%s' WHERE `user` ='%s'",escapename,pname);
        mysql_query(query);
        SetPlayerName(playerid ,newname);
        format(string, sizeof(string),"You have changed your name to %s", newname);
        SendClientMessage(playerid, COLOR_GRAYDARK, string);
        format(string, sizeof(string),"%s has changed their name into %s", pname, newname);
        SendMessageToAllAdmins(string, COLOR_GRAYDARK);
    }
    else if(rows == 1)
    {
        SendClientMessage(playerid, COLOR_RED, "This name already exists!");
    }
    mysql_free_result();
    return 1;
}

how do I make it put like invaild name if someone does 3 letters and under?
like

SendClientMessage(playerid, COLOR_RED, "Invaild name"

But how do I make it detect if it invaild?

3 and under letters (invaild)