TraceSource.Switch Property

 

Gets or sets the source switch value.

Namespace:   System.Diagnostics
Assembly:  System (in System.dll)

Public Property Switch As SourceSwitch

Property Value

Type: System.Diagnostics.SourceSwitch

A SourceSwitch object representing the source switch value.

Exception Condition
ArgumentNullException

Switch is set to null.

The Switch property allows the filtering of messages before the trace source calls the listeners.

The switch is used to check whether trace calls should be generated or ignored. Each trace method calls the ShouldTrace method of the SourceSwitch to determine whether to proceed with the trace. If the call returns true, the listeners are called.

SecurityPermission

for operating with unmanaged code. Demand value: LinkDemand; Associated enumeration: SecurityPermissionFlag.UnmanagedCode.

.NET Framework
Available since 2.0
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