Labels:black | darkness OCR: Type Values Admits equality Constructors and constants 'a array Arrays yes bool Booleans yes false, true char Characters yes #"a", #"b", . .. exn Exceptions no 'a frag Quotation fragments if 'a does QUOTE, ANTIQUOTE int Integers yes 241, 0xF1, . .. 'a list Lists if 'a does nil, : : 'a option Optional results if 'a does NONE, SOME order Comparisons Floating-point numbers yes LESS, EQUAL, GREATER real yes 'a ref References yes ref string Strings yes substring Substrings no unit The empty tuple () yes 'a vector Vectors if 'a does word Words (31-bit) yes 0w241, 0wxF1, ... word8 Bytes (8 bit) yes 0w241, OwxF1, . ..