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TraceListenerCollection.Contains(TraceListener) Method

Definition

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

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

See also