[Zeex]

Loop throught whole player name and check each character until you find some digit

pawn Код:

for (new pos; name[pos] && pos < MAX_PLAYER_NAME; pos++)
{
    if ('0' <= name[pos] <= '9') 
    {
        // this symbol is a digit
        break;
    }
}

Change "name" to your variable containing name which you want to check.