Reference for package '#rtl'

Frac

Return fractional part of floating point value.

Declaration

Source position: mathh.inc line 115

  function Frac(d: ValReal) : ValReal;

Description

Frac returns the non-integer part of X.

Errors

None.

See also

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

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.