#### [Apq\.Cfg](index.md 'index')
### [Apq\.Cfg\.Internal](Apq.Cfg.Internal.md 'Apq\.Cfg\.Internal').[MergedConfigurationProvider](Apq.Cfg.Internal.MergedConfigurationProvider.md 'Apq\.Cfg\.Internal\.MergedConfigurationProvider')

## MergedConfigurationProvider\.OnConfigChanged Event

当配置变更时触发

```csharp
public event Action<ConfigChangeEvent>? OnConfigChanged;
```

#### Event Type
[System\.Action&lt;](https://learn.microsoft.com/en-us/dotnet/api/system.action-1 'System\.Action\`1')[ConfigChangeEvent](Apq.Cfg.Changes.ConfigChangeEvent.md 'Apq\.Cfg\.Changes\.ConfigChangeEvent')[&gt;](https://learn.microsoft.com/en-us/dotnet/api/system.action-1 'System\.Action\`1')