Literals

Numbers (numeric literals) can contain a decimal point.  An alternate base (hex, octal, etc.) can be specified by following the base with the value between '#'.  Hexadecimal letter characters can be in upper or lower case.  Scientific notation is not yet supported.

=> ? 16#FFFF#
 65535

• 5 - the numeric value 5
• 5.0 the numeric value 5.0
• 8#777# - the octal value 511
• 16#ff# - the hexadecimal value 255

All numeric literals are of type univeral_numeric.

Characters are enclosed in single quotes. It must be only one character long.

• 'a' - the character a

Strings are enclosed in double quotes.

• "hello" - the string hello

All string or character literals are of type universal_string.

Ada: In Ada, the number 5 is an integer and 5.0 is a float. Here they are both universal_numeric. In Ada, "hello" is a string and 'c' is a character. Both are universal_strings here.

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