The topic you requested is included in another documentation set. For convenience, it's displayed below. Choose Switch to see the topic in its original location.
Semaphore::TryOpenExisting Method
.NET Framework (current version)
Opens a specified named semaphore, if it already exists, and returns a value that indicates whether the operation succeeded.
Assembly: System (in System.dll)
| Name | Description | |
|---|---|---|
![]() ![]() | TryOpenExisting(String^, Semaphore^%) | Opens the specified named semaphore, if it already exists, and returns a value that indicates whether the operation succeeded. |
![]() ![]() | TryOpenExisting(String^, SemaphoreRights, Semaphore^%) | Opens the specified named semaphore, if it already exists, with the desired security access, and returns a value that indicates whether the operation succeeded. |
Show:

