---
title: size
framework: driverkit
role: symbol
role_heading: Instance Method
path: driverkit/osmappedfile/size
---

# size

## Declaration

```occ
size_t size() const;
```

## See Also

### Instance Methods

- [data](driverkit/osmappedfile/data.md)
- [free](driverkit/osmappedfile/free.md)
- [init](driverkit/osmappedfile/init.md)