# luzfcb/crossbrowser-onbeforeunload

> Crossbrowser Javascript with custom message on onbeforeunload event

- **Canonical URL**: https://githubrepo.cloud/repo/luzfcb/crossbrowser-onbeforeunload
- **GitHub Repository**: https://github.com/luzfcb/crossbrowser-onbeforeunload
- **Maintainer / Creator**: https://github.com/luzfcb
- **Discovered On**: Nov 4, 2026

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