---
title: nextItemID
framework: quicktime-file-format
role: symbol
role_heading: Data field
path: quicktime-file-format/metadata_header_atom/nextitemid
---

# nextItemID

A 32-bit unsigned integer indicating the value to use for the item ID of the next item created or assigned an item ID.

## Overview

Overview If the value is all ones, it indicates that future additions will require a search for an unused item ID.

## See Also

### Data fields

- [Size](quicktime-file-format/metadata_header_atom/size.md)
- [Type](quicktime-file-format/metadata_header_atom/type.md)
- [Version](quicktime-file-format/metadata_header_atom/version.md)
- [Flags](quicktime-file-format/metadata_header_atom/flags.md)