Frees a block of memory allocated by the unmanaged COM task memory allocator.
Assembly: mscorlib (in mscorlib.dll)
You can use to free any memory allocated by AllocCoTaskMem, ReAllocCoTaskMem, or any equivalent unmanaged method. If the ptr parameter is a null reference (Nothing in Visual Basic), the method does nothing.
exposes the COM CoTaskMemFree function, which frees all bytes so that you can no longer use the memory that the ptr parameter points to.
requires full trust for the immediate caller. This member cannot be used by partially trusted or transparent code.
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.