---
title: WebViewProgressEstimateChangedNotification
framework: webkit
role: symbol
role_heading: Global Variable
path: webkit/webviewprogressestimatechangednotification
---

# WebViewProgressEstimateChangedNotification

Posted by a WebView object when the estimated progress value of a load changes.

## Declaration

```occ
extern NSString * WebViewProgressEstimateChangedNotification;
```

## Discussion

Discussion This notification may be posted zero or more times after a WebViewProgressStartedNotification notification is posted. The notification object is the WebView for which the progress value has changed. This notification does not contain a userInfo dictionary.

## See Also

### Related Documentation

- [estimatedProgress](webkit/webview-swift.class/estimatedprogress.md)

### Notifications

- [WebViewDidBeginEditingNotification](webkit/webviewdidbegineditingnotification.md)
- [WebViewDidChangeNotification](webkit/webviewdidchangenotification.md)
- [WebViewDidChangeSelectionNotification](webkit/webviewdidchangeselectionnotification.md)
- [WebViewDidChangeTypingStyleNotification](webkit/webviewdidchangetypingstylenotification.md)
- [WebViewDidEndEditingNotification](webkit/webviewdidendeditingnotification.md)
- [WebViewProgressFinishedNotification](webkit/webviewprogressfinishednotification.md)
- [WebViewProgressStartedNotification](webkit/webviewprogressstartednotification.md)