---
title: didLoad
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/notificationcenter/messageidentifier/didload
---

# didLoad

An identifier for a message about a bundle dynamically loading a class.

## Declaration

```swift
static var didLoad: NotificationCenter.BaseMessageIdentifier<Bundle.DidLoadMessage> { get }
```

## Discussion

Discussion Use this identifier with NotificationCenter’s addObserver(of:for:using:) or messages(of:for:bufferSize:) methods to observe messages of type Bundle.DidLoadMessage.