---
title: access
framework: metal
role: symbol
role_heading: Instance Property
path: metal/mtlargument/access
---

# access

The argument’s read and/or write access.

## Declaration

```swift
var access: MTLBindingAccess { get }
```

## Discussion

Discussion This property indicates the type of access qualifiers (read-only, write-only, or read-write) used in the Metal shading language code. For information on possible values, see MTLArgumentAccess.

## See Also

### Describing the argument

- [name](metal/mtlargument/name.md)
- [isActive](metal/mtlargument/isactive.md)
- [index](metal/mtlargument/index.md)
- [type](metal/mtlargument/type.md)