TraceListenerCollection.Contains(TraceListener) Method
Definition
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 -> boolPublic Function Contains (listener As TraceListener) As BooleanParameters
- 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
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