[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'sysutils' (#rtl)

TExtendedHelper.IsPositiveInfinity

Check whether a value is positive infinity.

Declaration

Source position: syshelph.inc line 338

public class function TExtendedHelper.IsPositiveInfinity(

  const AValue: Extended

):Boolean; overload;

function TExtendedHelper.IsPositiveInfinity: Boolean; overload;

Description

IsPositiveInfinity checks whether a Extended-sized floating point value represents a positive infinity. If so, it returns True. When the class function version is used, the value can be specified using AValue. In the method version, the used value is (Self).

See also

TExtendedHelper.IsNan

  

Check whether a value equals NaN.

TExtendedHelper.IsNegativeInfinity

  

Check whether a value is negative infinity.

TExtendedHelper.IsInfinity

  

Check whether a value is positive or negative infinity.


Documentation generated on: Mar 17 2017