Math::Truncate Method (Double)

.NET Framework (current version)

Calculates the integral part of a specified double-precision floating-point number.

Namespace: System
Assembly: mscorlib (in mscorlib.dll)

Syntax

public:
static double Truncate(
	double d
)

Parameters

d: Type: System::Double
A number to truncate.

Return Value

Type: System::Double

The integral part of d; that is, the number that remains after any fractional digits have been discarded, or one of the values listed in the following table.

d	Return value
NaN	NaN
NegativeInfinity	NegativeInfinity
PositiveInfinity	PositiveInfinity

Remarks

Truncate rounds d to the nearest integer towards zero.

Examples

The following example calls the Truncate(Double) method to truncate both a positive and a negative Double value.

C++

No code example is currently available or this language may not be supported.

Universal Windows Platform
Available since 8
.NET Framework
Available since 2.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1