AnyExcept1 read bytes until EOF, ignore b1.

AnyExcepts read bytes until EOF, ignore bs.

UnicodeRange read unicode until one not in table, the bytes will be appended to the space passed in.

UnicodeRanges read unicode until one not in included table or encounteredd one in excluded table.

Until1 read any byte except b1.

Until2 read any byte except b1 or b2.