---
title: startTimeOfLeadIn
framework: IOKit
role: symbol
role_heading: Instance Property
platforms: [Mac Catalyst 13.0+, macOS 10.1+]
path: iokit/cdatip/1584343-starttimeofleadin
---

# startTimeOfLeadIn

## Declaration

```occ
CDMSF startTimeOfLeadIn;
```