System.SysUtils.TDoubleHelper Methods

From Appmethod Libraries
Jump to: navigation, search


InheritedProtected
BuildUppublicBuilds a TDoubleHelper variable with a given sign, mantissa, and exponent.
ExponentpublicRepresents the exponent part of the double precision floating-point value.
FractionpublicReturns the bits after the comma after the number has been normalized for a double precision floating-point value.
IsInfinitypublicDetermines whether the Double value is negative or positive infinity.
IsNanpublicDetermines whether the Double value is a real number.
IsNegativeInfinitypublicDetermines whether the Double value is negative infinity.
IsPositiveInfinitypublicDetermines whether the Double value is positive infinity.
MantissapublicReturns the precision bits of the double precision floating-point value.
ParsepublicParse converts a string to its Double representation.
SizepublicReturns an integer representing the number of bytes occupied by a System.Double variable.
SpecialTypepublicReturns the type of the floating-point value.
ToStringpublicConverts a floating point value to a string, using specified parameters such as: Format, Precision, and Digits.
TryParsepublicReturns a boolean value representing the success code for converting a string to a floating point value.