Literal Number

A literal number is the base-10 representation of a real number as an integer, as a fixed-point decimal number, or in exponential notation. Use the Literal Number segment whenever you see a reference to a literal number in a syntax diagram.

Syntax

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Literal Number

              .-------.                       
   .- +  .    V       |                       
|--+- -  +--+---digit-+--+--------------+-+--------------------->
            |            +-.------------+ |   
            |            |    .-------. | |   
            |            |    V       | | |   
            |            '-.----digit-+-' |   
            |    .-------.                |   
            |    V       |                |   
            '-.----digit-+----------------'   

>--+----------------------------+-------------------------------|
   |                  .-------. |   
   |         .- +  .  V       | |   
   '-+- e +--+- -  +----digit-+-'   
     '- E '                         

Element Description Restrictions Syntax
digit Integer in range 0 through 9 Must be an ASCII digit Literal entered from the keyboard.

Usage

You cannot include comma ( , ) or blank (ASCII 32) character. The unary plus ( + ) or minus ( - ) sign can precede a literal number, mantissa, or exponent.

You cannot include non-ASCII digits in literal numbers, such as the Hindi numbers that some nondefault locales support.


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