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CriticalHandle.ReleaseHandle Method

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]

When overridden in a derived class, executes the code required to free the handle.

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

Syntax

'Declaration
Protected MustOverride Function ReleaseHandle As Boolean
protected abstract bool ReleaseHandle()

Return Value

Type: System.Boolean
true if the handle is released successfully; otherwise, in the event of a catastrophic failure, false.

Version Information

Silverlight

Supported in: 5, 4, 3

Platforms

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