[Patrick]

This is an example, you just need to edit some of it, then you're done

pawn Код:

CMD:unban(playerid, params[])
{
    new 
        name[24], string[128];

    if(sscanf(params, "s[24]", name)) 
        return SendClientMessage(playerid, grey, "Usage: /unban [playername]");


    if(!fexist(string)) 
        return SendClientMessage(playerid, red, "Invalid Playerid / Name.");

    new INI:File = INI_Open(Your Path Stock In Here);
    INI_SetTag(File,"Your_Data_Tag");
    INI_WriteInt("Banned", 0);
    INI_Close(File);

    format(string,sizeof(string),"Account unbanned 'Name: %s' ",name), SendClientMessage(playerid, -1, string);
    return 1;
}