[Konstantinos]

pawn Код:

// --
    new string[128];//you can change the string value according to the length of the line/message
    format(string, sizeof(string),"\n6\tBlah!\
                                   \n6\tBlah!\
                                   \n6\tBlah!");
    ShowPlayerDialog(playerid, 19343, DIALOG_STYLE_MSGBOX,"Test",string,"Select","Cancel");