Marshal.ReadInt64 Method (Object, Int32)
Reads a 64-bit signed integer at a given offset from unmanaged memory.
Assembly: mscorlib (in mscorlib.dll)
The base address in unmanaged memory of the source object.
An additional byte offset, which is added to the ptr parameter before reading.
Return ValueType: System.Int64
The 64-bit signed integer read from unmanaged memory at the given offset.
Marshal.Copy) to a separate managed array before reading its element values.enables direct interaction with an unmanaged 64-bit signed array, eliminating the expense of copying an entire unmanaged array (using
Reading from unaligned memory locations is supported.
requires full trust for the immediate caller. This member cannot be used by partially trusted or transparent code.
Available since 8
Available since 1.1
Portable Class Library
Supported in: portable .NET platforms
Available since 8.1