[[HiC]TheKiller]

You could use strfind and just look for the & in inputtext or you could do the following:

pawn Код:

for(new b; b<strlen(inputtext); b++)
{
    if(inputtext[b] == '&')
    {
        SendClientMessage(playerid, -1, "You cannot use '&' in your input");
        return 0;
    }
}