Subtraction Operator
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IntPtr.Subtraction Operator

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Subtracts an offset from the value of a pointer.

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

'Declaration
Public Shared Operator - ( _
	pointer As IntPtr, _
	offset As Integer _
) As IntPtr

Parameters

pointer
Type: System.IntPtr
The pointer to subtract the offset from.
offset
Type: System.Int32
The offset to subtract.

Return Value

Type: System.IntPtr
A new pointer that reflects the subtraction of offset from pointer.

The Subtraction method defines the subtraction operation for IntPtr objects. It enables code such as the following.

Languages that do not support custom operators can call the Subtract method instead.

The subtraction operation does not throw an exception if the result is too small to represent as a pointer on the specified platform. Instead, it is performed in an unchecked context.

Windows Phone OS

Supported in: 8.1, 8.0

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