TraceListenerCollection.Contains(TraceListener) Method

Reference

Definition

Namespace:: System.Diagnostics

Assembly:: System.Diagnostics.TraceSource.dll

Assembly:: System.dll

Assembly:: netstandard.dll

Source:: TraceListeners.cs

Source:: TraceListeners.cs

Source:: TraceListeners.cs

Important

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Checks whether the list contains the specified listener.

public:
 bool Contains(System::Diagnostics::TraceListener ^ listener);

public bool Contains (System.Diagnostics.TraceListener? listener);

public bool Contains (System.Diagnostics.TraceListener listener);

member this.Contains : System.Diagnostics.TraceListener -> bool

Public Function Contains (listener As TraceListener) As Boolean

Parameters

listener: TraceListener

A TraceListener to find in the list.

Returns

Boolean

true if the listener is in the list; otherwise, false.

Remarks

The Contains method can confirm the existence of a TraceListener before you perform further operations.

Applies to

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