System.SysUtils.TDoubleHelper.IsNan

• Up to Parent: TDoubleHelper

Delphi

function IsNan: Boolean; overload; inline;
class function IsNan(const Value: Double): Boolean; overload; inline; static;

Properties

Type	Visibility	Source	Unit	Parent
function	public	System.SysUtils.pas	System.SysUtils	TDoubleHelper

Description

Determines whether the Double value is a real number.

This method is overloaded:

• Returns False if the Double Value is defined as a real number.
• Returns False if this Double number is defined as a real number.

See Also

• System.Double
• System.SysUtils.TDoubleHelper.NaN