Syntax	A standardType is one of:   (a) int   (b) real   (c) string [ ( maximumLength ) ]   (d) boolean   (e) nat     % natural number   (f) intn     % n-byte integer (n=1, 2, 4)   (g) natn     % n-byte natural (n= 1, 2, 4)   (h) realn   % n-byte real (n=4, 8)   (i) char     % single character   (j) char(n)   % n characters
Description	The standard types can be used throughout a program. They should not be included in an import list.
See also	int, real, string and boolean. See also nat, intn, natn, realn, char, char(n)