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    Frac

    Return fractional part of floating point value.

    Declaration

    Source position: mathh.inc line 129

    function Frac(d: ValReal) : ValReal;

    Description

    Frac returns the non-integer part of X.

    Errors

    None.

    See also

    Name Description
    Round Round floating point value to nearest integer number.
    Int Calculate integer part of floating point value.

    Example

    Program Example27;

{ Program to demonstrate the Frac function. }

Var R : Real;

begin
  Writeln (Frac (123.456):0:3);  { Prints  O.456 }
  Writeln (Frac (-123.456):0:3); { Prints -O.456 }
end.