net10.0 
namespace System.Threading
{
    public sealed class Semaphore : WaitHandle
    {
        [SupportedOSPlatform("windows")]
        public static Semaphore! OpenExisting(string! name);
    }
}
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Reference this API
Design Reviews
.NET
5.06.07.08.09.010.0
.NET Core
3.03.1
.NET Framework
2.03.54.04.54.5.14.5.24.64.6.14.6.24.74.7.14.7.24.84.8.1
Information specific to net10.0
Assembly

System.Threading , Version=10.0.0.0, PublicKeyToken=b03f5f7f11d50a3a

Referencing

The API is automatically referenced.

Platform Restrictions

This API is only supported on the following platforms:

  • Windows
  • Built-in API
  • Package-provided API