.NET API Catalog

CounterAttribute<T>

net9.0
    namespace Microsoft.Extensions.Diagnostics.Metrics
{
    [AttributeUsage(AttributeTargets.Method)]
    [Conditional("CODE_GENERATION_ATTRIBUTES")]
    public sealed class CounterAttribute<T> : Attribute
        where T, struct
    {
        public Type? Type { get; }
    }
}

Information specific to `net9.0`
.NET	8.09.0
.NET Framework	4.6.24.74.7.14.7.24.84.8.1
Assemblies	Microsoft.Extensions.Telemetry.Abstractions , Version=9.1.0.0, PublicKeyToken=31bf3856ad364e35 Microsoft.Extensions.Telemetry.Abstractions , Version=9.0.0.0, PublicKeyToken=31bf3856ad364e35
Referencing	Your project needs a package reference to `Microsoft.Extensions.Telemetry.Abstractions`.
Package	Microsoft.Extensions.Telemetry.Abstractions (9.1.0-preview.1.24620.1) net9.0
Platform Restrictions	The property getter is supported on all platforms.

Built-in API
Package-provided API