DDB() - Double declining balance

Calculates the Double-Declining-Balance depreciation of an asset.

Returns

Double value if successful. If an error occurs, this function returns a zero.

Arguments

Type	Field	Description
double	dCost	Cost of asset
double	dSalvage	Salvage value of asset
double	dLife	Life expectancy of asset
integer	iPeriod	Depreciation period

16 bit DLL declarations

PowerBuilder Function declaration

function double DDB(double dCost, double dSalvage, double dLife, int iPeriod) library "IFL16.DLL"

Visual Basic Function declaration

Declare Function DDB lib "IFL16" (ByVal dCost As Double, ByVal dSalvage As double, ByVal dLife As Double, ByVal iPeriod As Integer) As Double

C/C++ Synopsis

#include "function.h"

double DDB(double dCost, double dSalvage, double dLife, int iPeriod)

32 bit DLL declarations

PowerBuilder Function declaration

function double DDB(double dCost, double dSalvage, double dLife, int iPeriod) library "IFL32.DLL"

Visual Basic Function declaration

Declare Function DDB lib "IFL32" (ByVal dCost As Double, ByVal dSalvage As double, ByVal dLife As Double, ByVal iPeriod As Integer) As Double

C/C++ Synopsis

#include "function.h"

double DDB(double dCost, double dSalvage, double dLife, short sPeriod)

Example:

dCost	=	10,000
dSalvage	=	1,200
dLife	=	8
iPeriod	=	5

Result: $ 791.02