Marshal.ReadInt64 Method (IntPtr)
Microsoft Silverlight will reach end of support after October 2021. Learn more.
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]
Reads a 64-bit signed integer from unmanaged memory.
Namespace: System.Runtime.InteropServices
Assembly: mscorlib (in mscorlib.dll)
Syntax
'Declaration
<SecurityCriticalAttribute> _
Public Shared Function ReadInt64 ( _
ptr As IntPtr _
) As Long
[SecurityCriticalAttribute]
public static long ReadInt64(
IntPtr ptr
)
Parameters
- 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.
Version Information
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
Platforms
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.