---
title: "subscript(_:)"
framework: realitykit
role: symbol
role_heading: Instance Subscript
path: "realitykit/meshbuffercontainer/subscript(_:)"
---

# subscript(_:)

The buffer for a given semantic. There can only be one buffer for any given ID.

## Declaration

```swift
subscript<S>(semantic: S) -> MeshBuffer<S.Element>? where S : MeshBufferSemantic { get set }
```