#
    Algol 68 Denotations
#


# BOOL #

BOOL x = TRUE
BOOL x = FALSE


# INT #

INT x = 0
INT x = 42

# whitespace #
INT x = 1 000 000

# monadic operators #
INT x = -42
INT x = +42


# REAL #

REAL x = .42
REAL x = 42.42

REAL x = 42e42
REAL x = 42E42
REAL x = 42\42
REAL x = 42⏨42

REAL x = 42e-42
REAL x = 42E-42
REAL x = 42\-42
REAL x = 42⏨-42

REAL x = 42e+42
REAL x = 42E+42
REAL x = 42\+42
REAL x = 42⏨+42

REAL x = .42e42
REAL x = .42E42
REAL x = .42\42
REAL x = .42⏨42

REAL x = .42e-42
REAL x = .42E-42
REAL x = .42\-42
REAL x = .42⏨-42

REAL x = .42e+42
REAL x = .42E+42
REAL x = .42\+42
REAL x = .42⏨+42

REAL x = 42.42e42
REAL x = 42.42E42
REAL x = 42.42\42
REAL x = 42.42⏨42

REAL x = 42.42e-42
REAL x = 42.42E-42
REAL x = 42.42\-42
REAL x = 42.42⏨-42

REAL x = 42.42e+42
REAL x = 42.42E+42
REAL x = 42.42\+42
REAL x = 42.42⏨+42

# whitespace #
REAL x = 4 2 . 4 2 e + 4 2
REAL x = 4 2 . 4 2 \ + 4 2
REAL x = 4 2 . 4 2 ⏨ + 4 2

# monadic operators #
REAL x = -42.42
REAL x = +42.42


# BITS #

BITS x = 2r101010
BITS x = 4r222
BITS x = 8r52
BITS x = 16r2a

# whitespace #
BITS x = 2r 1010 1010

# unmatched by bad pattern in legacy versions of syntax file #
BITS x = 16r99


# STRING #

STRING s = "Foo Bar"

# quote escape #
STRING s = """"
STRING s = " "" "
STRING s = "Foo"""
STRING s = """Bar"
STRING s = "Foo""Bar"

# line continuation #
STRING s = "Foo\
 Bar"
STRING s = "Foo""\
Bar"
STRING s = "Foo\
""Bar"