ReadInt64 Method (IntPtr)
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Marshal.ReadInt64 Method (IntPtr)

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.

Reads a 64-bit signed integer from unmanaged memory.

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

public static long ReadInt64(
	IntPtr ptr


Type: System.IntPtr
The address in unmanaged memory from which to read.

Return Value

Type: System.Int64
The 64-bit signed integer read from the ptr parameter.


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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