# Sandbox.UI.Panel.Invoke

```csharp
void Invoke(float seconds, System.Action action)
```

Invoke a method after a delay. If the panel is deleted before this delay the method will not be called.

### Parameters

- `seconds` (`float`)
- `action` (`System.Action`)

Declared in [Sandbox.UI.Panel](/api/Sandbox.UI.Panel).
Assembly: `Sandbox.Engine`.