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OptionsMonitorExtensions.OnChange<TOptions> Method

Definition

Registers a listener to be called whenever TOptions changes.

public:
generic <typename TOptions>
[System::Runtime::CompilerServices::Extension]
 static IDisposable ^ OnChange(Microsoft::Extensions::Options::IOptionsMonitor<TOptions> ^ monitor, Action<TOptions> ^ listener);
public static IDisposable? OnChange<TOptions> (this Microsoft.Extensions.Options.IOptionsMonitor<TOptions> monitor, Action<TOptions> listener);
static member OnChange : Microsoft.Extensions.Options.IOptionsMonitor<'Options> * Action<'Options> -> IDisposable
<Extension()>
Public Function OnChange(Of TOptions) (monitor As IOptionsMonitor(Of TOptions), listener As Action(Of TOptions)) As IDisposable

Type Parameters

TOptions

The type of options instance being monitored.

Parameters

monitor
IOptionsMonitor<TOptions>

The IOptionsMonitor.

listener
Action<TOptions>

The action to be invoked when TOptions has changed.

Returns

An IDisposable which should be disposed to stop listening for changes.

Applies to