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Math.Truncate Method (Double)

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

Namespace:  System
Assemblies:   mscorlib (in mscorlib.dll)
  System.Runtime.Extensions (in System.Runtime.Extensions.dll)

static member Truncate : 
        d:float -> float

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.

Truncate rounds d to the nearest integer towards zero.

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

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

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8
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