System.Math.IsInfinite

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Object Pascal

function IsInfinite(const AValue: Single): Boolean;
function IsInfinite(const AValue: Double): Boolean;
function IsInfinite(const AValue: Extended): Boolean;

C++

extern DELPHI_PACKAGE bool __fastcall IsInfinite(const float AValue)/* overload */;

Properties

Type Visibility Source Unit Parent
function public
System.Math.pas
System.Math.hpp
System.Math System.Math

Description

Indicates when a variable or expression represents an infinite value.

Use IsInfinite to test whether the value specified by AValue represents positive or negative infinity. Use the Sign function to distinguish positive infinity from negative infinity.

See Also