MeasurementCallback<T> Delegate

Reference

Definition

Namespace:: System.Diagnostics.Metrics

Assembly:: System.Diagnostics.DiagnosticSource.dll

Package:: System.Diagnostics.DiagnosticSource v8.0.1

Package:: System.Diagnostics.DiagnosticSource v9.0.0-rc.2.24473.5

Important

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A delegate to represent the Meterlistener callbacks that are used when recording measurements.

generic <typename T>
 where T : value classpublic delegate void MeasurementCallback(Instrument ^ instrument, T measurement, ReadOnlySpan<KeyValuePair<System::String ^, System::Object ^>> tags, System::Object ^ state);

public delegate void MeasurementCallback<T>(Instrument instrument, T measurement, ReadOnlySpan<KeyValuePair<string,object?>> tags, object? state) where T : struct;

type MeasurementCallback<'T (requires 'T : struct)> = delegate of Instrument * 'T * ReadOnlySpan<KeyValuePair<string, obj>> * obj -> unit

Public Delegate Sub MeasurementCallback(Of T)(instrument As Instrument, measurement As T, tags As ReadOnlySpan(Of KeyValuePair(Of String, Object)), state As Object)

Type Parameters

T

The type that the measurement represents.

Parameters

instrument: Instrument

The instrument that sent the measurement.

measurement: T

The measurement value.

tags: ReadOnlySpan<KeyValuePair<String,Object>>

A span of key-value pair tags associated with the measurement.

state: Object

The state object originally passed to EnableMeasurementEvents(Instrument, Object) method.

Extension Methods

GetMethodInfo(Delegate)

Gets an object that represents the method represented by the specified delegate.

Applies to

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