---
title: blockCount
framework: kernel
role: symbol
role_heading: Instance Property
path: kernel/ioblockstoragedeviceextent/1568453-blockcount
---

# blockCount

The integral number of blocks to be deleted.

## Declaration

```occ
UInt64 blockCount;
```

## See Also

### Fields

- [blockStart](kernel/ioblockstoragedeviceextent/1568446-blockstart.md)