Marshal.WriteInt64 Method (IntPtr, Int32, Int64)

This type can be used only by trusted applications. If you try to use its members in a partial-trust application, your code will throw a MethodAccessException exception. This type is security-critical, which restricts its use.
[SECURITY CRITICAL]

Writes a 64-bit signed integer value to unmanaged memory.

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

'Declaration
<SecurityCriticalAttribute> _
Public Shared Sub WriteInt64 ( _
	ptr As IntPtr, _
	ofs As Integer, _
	val As Long _
)

Parameters

ptr
Type: System.IntPtr
The base address in unmanaged memory to write.
ofs
Type: System.Int32
An additional byte offset, added to the ptr parameter before writing.
val
Type: System.Int64
The value to write.

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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